{"id":640,"date":"2026-05-25T02:14:54","date_gmt":"2026-05-25T02:14:54","guid":{"rendered":"http:\/\/motobikemas.com\/product\/90-90-21-off-road-motorcycle-mousse-insert-enduro-front-tires\/"},"modified":"2026-05-27T04:21:15","modified_gmt":"2026-05-27T04:21:15","slug":"90-90-21-off-road-motorcycle-mousse-insert-enduro-front-tires","status":"publish","type":"product","link":"https:\/\/motobikemas.com\/tr\/urun\/90-90-21-off-road-motorcycle-mousse-insert-enduro-front-tires\/","title":{"rendered":"90\/90-21 Enduro ve MX \u00d6n Lastikler i\u00e7in Off-Road Motosiklet Mousse Insert"},"content":{"rendered":"<h2>Professional 90\/90-21 Off-Road Motorcycle Mousse Insert for Enduro &amp; Motocross Front Wheels<\/h2>\n<p>The Motobike Mas 90\/90-21 off-road motorcycle mousse insert is a professional-grade closed-cell nitrile rubber foam tire insert engineered for the front wheels of enduro, motocross, and off-road motorcycles. The 90\/90-21 is the standard front wheel size for virtually all full-size dirt bikes \u2014 making this mousse one of the most widely compatible front-end protection solutions in off-road racing.<\/p>\n<p>This front mousse insert completely replaces the inner tube to eliminate dangerous front pinch flats, reduce unsprung rotating mass, and deliver consistent steering precision across the most demanding terrain. Available in soft, medium, and standard density formulations, the 90\/90-21 mousse fits all standard full-size dirt bike front wheels.<\/p>\n<p>Tianjin, \u00c7in merkezli bir B2B \u00fcreticisi olan Motobike Mas, d\u00fcnya \u00e7ap\u0131ndaki bayiler, distrib\u00fct\u00f6rler ve yar\u0131\u015f tak\u0131mlar\u0131 i\u00e7in OEM \u00f6zel etiketleme, \u00f6zel sertlik form\u00fclasyonlar\u0131 ve do\u011frudan fabrika toptan sat\u0131\u015f fiyatlar\u0131 sunmaktad\u0131r.<\/p>\n<hr \/>\n<h2>Teknik \u00d6zellikler<\/h2>\n<table>\n<tbody>\n<tr>\n<td><strong>Boyut<\/strong><\/td>\n<td>90\/90-21<\/td>\n<\/tr>\n<tr>\n<td><strong>Uyum<\/strong><\/td>\n<td>90\/90-21 front tires (standard full-size MX\/enduro front wheel)<\/td>\n<\/tr>\n<tr>\n<td><strong>Malzeme<\/strong><\/td>\n<td>Kapal\u0131 h\u00fccreli nitril kau\u00e7uk k\u00f6p\u00fck<\/td>\n<\/tr>\n<tr>\n<td><strong>Yo\u011funluk Se\u00e7enekleri<\/strong><\/td>\n<td>Yumu\u015fak, Orta, Standart<\/td>\n<\/tr>\n<tr>\n<td><strong>A\u011f\u0131rl\u0131k<\/strong><\/td>\n<td>Approx. 1.0-1.2 kg<\/td>\n<\/tr>\n<tr>\n<td><strong>D\u00f6nen K\u00fctle Azaltma<\/strong><\/td>\n<td>40%'ye kadar t\u00fcp + a\u011f\u0131r hizmet tipi jant kilidi<\/td>\n<\/tr>\n<tr>\n<td><strong>Etkin Bas\u0131n\u00e7 E\u015fde\u011feri<\/strong><\/td>\n<td>8-12 psi<\/td>\n<\/tr>\n<tr>\n<td><strong>Hizmet \u00d6mr\u00fc<\/strong><\/td>\n<td>Tipik 200-500 yar\u0131\u015f mili<\/td>\n<\/tr>\n<tr>\n<td><strong>Men\u015fe \u00dclke<\/strong><\/td>\n<td>Tianjin, \u00c7in<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2>Temel Avantajlar<\/h2>\n<h3>Complete Front Flat Prevention<\/h3>\n<p>A front tire flat at speed is the most dangerous failure in off-road motorcycling \u2014 it causes immediate loss of steering control. The 90\/90-21 front mousse eliminates this risk entirely. No pinch flats from square-edge log impacts, no puncture flats from rocks and thorns, no valve stem failures. For enduro racers navigating technical terrain and motocross racers landing heavy jumps, this means no DNFs from front-end failures.<\/p>\n<h3>Reduced Front Rotating Mass<\/h3>\n<p>Reducing unsprung rotating mass on the 21-inch front wheel dramatically improves steering response and suspension compliance. By eliminating the inner tube and allowing a lighter rim lock, the 90\/90-21 front mousse reduces front wheel rotating mass by up to 40%. The result: lighter steering effort, reduced deflection off roots and rocks, and more precise front-end feedback.<\/p>\n<h3>Consistent Steering Precision<\/h3>\n<p>Unlike pneumatic tires where front tire pressure changes with temperature, altitude, and riding time, a mousse insert delivers identical damping and steering characteristics from the first corner to the last. For enduro riders covering varied terrain over hours of racing, this predictability is invaluable for maintaining consistent corner entry speed and line choice.<\/p>\n<h3>Lower Front Effective Pressure for Maximum Grip<\/h3>\n<p>The 90\/90-21 front mousse allows riders to run effective pressures as low as 8 psi with zero risk of pinch flats. On loose over hardpack, wet roots, and sandy sections, this translates to significantly more front-end grip and confidence in corner entry. The foam absorbs square-edge impacts that would instantly collapse a tube at low pressure.<\/p>\n<h3>Zero Front Tire Maintenance<\/h3>\n<p>Once installed, the front mousse requires zero maintenance for the life of the tire. No air pressure checks before practice or race starts, no valve stem inspections, no gauges or pumps. For race teams managing multiple bikes and enduro riders preparing for long events, this simplifies preparation and eliminates one more variable.<\/p>\n<hr \/>\n<h2>Sertlik Se\u00e7enekleri K\u0131lavuzu<\/h2>\n<p>Selecting the correct mousse hardness for the 90\/90-21 front wheel is critical for both performance and safety. The wrong density can cause vague steering, excessive deflection, or premature wear.<\/p>\n<table>\n<tbody>\n<tr>\n<th>Yo\u011funluk<\/th>\n<th>Etkili Bas\u0131n\u00e7<\/th>\n<th>En \u0130yi Arazi<\/th>\n<th>Binici A\u011f\u0131rl\u0131\u011f\u0131<\/th>\n<\/tr>\n<tr>\n<td><strong>Yumu\u015fak<\/strong><\/td>\n<td>8-10 psi<\/td>\n<td>Mud, sand, wet roots, slippery conditions<\/td>\n<td>Under 70 kg<\/td>\n<\/tr>\n<tr>\n<td><strong>Orta<\/strong><\/td>\n<td>9-11 psi<\/td>\n<td>Mixed terrain, enduro, all-around use<\/td>\n<td>70-90 kg<\/td>\n<\/tr>\n<tr>\n<td><strong>Standart<\/strong><\/td>\n<td>10-12 psi<\/td>\n<td>Rocky, hard-packed, desert, high-speed<\/td>\n<td>90 kg \u00fczeri<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Selection Guide for 90\/90-21 Front Mousse<\/h3>\n<ul>\n<li><strong>Yumu\u015fak Se\u00e7in<\/strong> for enduro riding in wet or technical conditions where maximum front-end traction is needed. Best for lighter riders and extreme enduro applications.<\/li>\n<li><strong>Orta Boy Se\u00e7in<\/strong> as the default all-rounder for most conditions \u2014 offers the best balance of steering precision and bump absorption for the majority of riders.<\/li>\n<li><strong>Standart Se\u00e7iniz<\/strong> for high-speed desert racing, rocky enduro, motocross on hard-packed tracks, or heavier riders who need more front-end support under hard braking.<\/li>\n<\/ul>\n<hr \/>\n<h2>Uyumluluk<\/h2>\n<p>This 90\/90-21 mousse insert fits all standard 90\/90-21 front tires \u2014 the industry-standard front tire size for full-size off-road motorcycles. It is compatible with virtually all full-size dirt bikes from every major manufacturer.<\/p>\n<h3>Motocross Bikes (250cc)<\/h3>\n<ul>\n<li>Honda CRF250R<\/li>\n<li>Yamaha YZ250F<\/li>\n<li>KTM 250 SX-F<\/li>\n<li>Husqvarna FC 250<\/li>\n<li>Kawasaki KX250<\/li>\n<li>Suzuki RM-Z250<\/li>\n<li>GasGas MC 250F<\/li>\n<\/ul>\n<h3>Motocross Bikes (450cc)<\/h3>\n<ul>\n<li>Honda CRF450R<\/li>\n<li>Yamaha YZ450F<\/li>\n<li>KTM 450 SX-F<\/li>\n<li>Husqvarna FC 450<\/li>\n<li>Kawasaki KX450<\/li>\n<li>Suzuki RM-Z450<\/li>\n<\/ul>\n<h3>Enduro \/ Cross-Country \/ Dual-Sport<\/h3>\n<ul>\n<li>KTM 300 XC-W \/ 350 EXC-F \/ 500 EXC-F<\/li>\n<li>Husqvarna TE 300 \/ FE 350 \/ FE 501<\/li>\n<li>Beta RR 300 \/ RR 350 \/ RR 430 \/ RR 480<\/li>\n<li>Sherco SE 300 \/ SE 500 \/ SE 700<\/li>\n<li>GasGas EC 250 \/ EC 300<\/li>\n<li>Honda CRF450X \/ CRF450RL<\/li>\n<li>Yamaha WR250F \/ WR450F<\/li>\n<li>Suzuki RMX450Z<\/li>\n<\/ul>\n<hr \/>\n<h2>Front Mousse vs. Front Inner Tube \u2014 Comparison<\/h2>\n<table>\n<tbody>\n<tr>\n<th>Fakt\u00f6r<\/th>\n<th>Front Mousse Insert (90\/90-21)<\/th>\n<th>Front Inner Tube<\/th>\n<\/tr>\n<tr>\n<td><strong>D\u00fcz \u00f6nleme<\/strong><\/td>\n<td>100% \u2014 no front flats possible<\/td>\n<td>Vulnerable to pinch flats, especially on log impacts<\/td>\n<\/tr>\n<tr>\n<td><strong>Steering precision<\/strong><\/td>\n<td>Consistent throughout race<\/td>\n<td>Changes with pressure and temperature<\/td>\n<\/tr>\n<tr>\n<td><strong>Bak\u0131m<\/strong><\/td>\n<td>S\u0131f\u0131r - kur ve unut<\/td>\n<td>Her s\u00fcr\u00fc\u015ften \u00f6nce bas\u0131nc\u0131 kontrol edin<\/td>\n<\/tr>\n<tr>\n<td><strong>D\u00f6nen k\u00fctle<\/strong><\/td>\n<td>Lower (no tube + lighter rim lock)<\/td>\n<td>Daha y\u00fcksek<\/td>\n<\/tr>\n<tr>\n<td><strong>Safety<\/strong><\/td>\n<td>No sudden steering loss<\/td>\n<td>Sudden control loss on front flat<\/td>\n<\/tr>\n<tr>\n<td><strong>Kurulum<\/strong><\/td>\n<td>Moderate difficulty<\/td>\n<td>Daha kolay<\/td>\n<\/tr>\n<tr>\n<td><strong>Terrain adaptability<\/strong><\/td>\n<td>Fixed by density choice<\/td>\n<td>Adjustable via pressure<\/td>\n<\/tr>\n<tr>\n<td><strong>Reusability<\/strong><\/td>\n<td>Transfer to new tire (if in good condition)<\/td>\n<td>Replace each tire change<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2>90\/90-21 vs. 80\/100-21 \u2014 Choosing the Right Front Mousse Size<\/h2>\n<table>\n<tbody>\n<tr>\n<th>\u015eartname<\/th>\n<th>90\/90-21<\/th>\n<th>80\/100-21<\/th>\n<\/tr>\n<tr>\n<td><strong>Kesit Geni\u015fli\u011fi<\/strong><\/td>\n<td>90 mm<\/td>\n<td>80 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>Aspect Ratio<\/strong><\/td>\n<td>90% (taller sidewall)<\/td>\n<td>100% (taller profile overall)<\/td>\n<\/tr>\n<tr>\n<td><strong>Toplam \u00c7ap<\/strong><\/td>\n<td>Slightly larger<\/td>\n<td>Slightly smaller<\/td>\n<\/tr>\n<tr>\n<td><strong>Typical Application<\/strong><\/td>\n<td>Enduro, trail, off-road<\/td>\n<td>Motocross, supercross<\/td>\n<\/tr>\n<tr>\n<td><strong>Steering Feel<\/strong><\/td>\n<td>More front-end grip, slightly heavier steering<\/td>\n<td>Lighter steering, faster turn-in<\/td>\n<\/tr>\n<tr>\n<td><strong>En \u0130yi Arazi<\/strong><\/td>\n<td>Loose, soft, technical enduro<\/td>\n<td>Hard-packed, berms, deep loam<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2>Bak\u0131m ve Hizmet \u00d6mr\u00fc<\/h2>\n<h3>Beklenen \u00d6m\u00fcr<\/h3>\n<p>A 90\/90-21 front mousse insert typically lasts between 200 and 500 racing miles, depending on terrain, rider weight, riding speed, and lubrication during installation. Front mousses generally wear more slowly than rear units due to lower heat generation from braking loads compared to the driving loads on a rear wheel.<\/p>\n<h3>De\u011fi\u015ftirilmesi Gerekti\u011fine Dair \u0130\u015faretler<\/h3>\n<ul>\n<li>K\u00f6p\u00fck, yenisine k\u0131yasla belirgin \u015fekilde daha yumu\u015fak veya s\u00fcngerimsi hissedilir<\/li>\n<li>G\u00f6zle g\u00f6r\u00fcl\u00fcr y\u0131rt\u0131klar, eksik par\u00e7alar veya deformasyon<\/li>\n<li>Vague steering feel \u2014 reduced front-end confidence in corners<\/li>\n<li>Kullan\u0131m s\u0131ras\u0131nda a\u015f\u0131r\u0131 \u0131s\u0131 (k\u00f6p\u00fck \u0131l\u0131k olmal\u0131d\u0131r, s\u0131cak de\u011fil)<\/li>\n<\/ul>\n<h3>Depolama \u0130pu\u00e7lar\u0131<\/h3>\n<ul>\n<li>Do\u011frudan g\u00fcne\u015f \u0131\u015f\u0131\u011f\u0131ndan uzak, serin ve kuru bir yerde saklay\u0131n<\/li>\n<li>S\u0131k\u0131\u015ft\u0131r\u0131lm\u0131\u015f veya katlanm\u0131\u015f olarak saklamay\u0131n<\/li>\n<li>Ozon kaynaklar\u0131ndan (elektrik motorlar\u0131, kaynak ekipmanlar\u0131) uzak tutun<\/li>\n<li>Kapal\u0131 ambalajda raf \u00f6mr\u00fc: 3-5 y\u0131l<\/li>\n<\/ul>\n<hr \/>\n<h2>Installation Guide (Front Wheel)<\/h2>\n<ol>\n<li>Remove existing front tire and tube from rim completely<\/li>\n<li>Clean 21-inch front rim bead seat area thoroughly<\/li>\n<li>Apply mousse lubricant generously inside the front tire casing<\/li>\n<li>Apply lubricant to the 90\/90-21 mousse insert itself<\/li>\n<li>K\u00f6p\u00fc\u011f\u00fc lasti\u011fin i\u00e7ine yerle\u015ftirin, g\u00f6vdenin etraf\u0131nda e\u015fit \u015fekilde \u00e7al\u0131\u015f\u0131n<\/li>\n<li>Lastik demirlerini kullanarak janta bir damak monte edin<\/li>\n<li>Musun s\u0131k\u0131\u015fmas\u0131n\u0131 \u00f6nlemek i\u00e7in ikinci boncu\u011fu dikkatlice oturtun<\/li>\n<li>Install front wheel, ensuring axle and spacers are properly aligned<\/li>\n<\/ol>\n<p><strong>\u00d6nemli:<\/strong> Never use petroleum-based lubricants on mousse inserts \u2014 they degrade nitrile rubber. Use only water-based mousse lubricant. Proper seating is especially critical on 21-inch front wheels where any imbalance will be felt through the handlebars at speed.<\/p>\n<hr \/>\n<h2>B2B Toptan Sat\u0131\u015f - Neden Motobike Mas ile Ortak Olmal\u0131s\u0131n\u0131z?<\/h2>\n<p>Motobike Mas, Tianjin, \u00c7in merkezli bir off-road motosiklet yar\u0131\u015f lastikleri i\u00e7in k\u00f6p\u00fck ekler \u00fcreticisidir. D\u00fcnya \u00e7ap\u0131nda bayilere, distrib\u00fct\u00f6rlere, yar\u0131\u015f tak\u0131mlar\u0131na ve sat\u0131\u015f sonras\u0131 markalara fabrika do\u011frudan fiyatland\u0131rma ve tam \u00f6zelle\u015ftirme ile tedarik sa\u011fl\u0131yoruz.<\/p>\n<table>\n<tbody>\n<tr>\n<td><strong>Fabrika Fiyatland\u0131rmas\u0131<\/strong><\/td>\n<td>Do\u011frudan toptan sat\u0131\u015f - arac\u0131 yok<\/td>\n<\/tr>\n<tr>\n<td><strong>OEM \/ \u00d6zel Etiket<\/strong><\/td>\n<td>\u00d6zel markalama, ambalajlama ve renkler<\/td>\n<\/tr>\n<tr>\n<td><strong>\u00d6zel Form\u00fclasyonlar<\/strong><\/td>\n<td>Adjust density and material properties including front-specific formulations<\/td>\n<\/tr>\n<tr>\n<td><strong>ADEDI<\/strong><\/td>\n<td>Minimumlar i\u00e7in ileti\u015fime ge\u00e7in<\/td>\n<\/tr>\n<tr>\n<td><strong>Nakliye<\/strong><\/td>\n<td>Deniz (FOB Tianjin), hava ta\u015f\u0131mac\u0131l\u0131\u011f\u0131, DDP mevcut<\/td>\n<\/tr>\n<tr>\n<td><strong>\u00d6rnekler<\/strong><\/td>\n<td>De\u011ferlendirme i\u00e7in \u00fcretim \u00f6ncesi numuneler<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2>\u0130lgili \u00dcr\u00fcnler<\/h2>\n<ul>\n<li><a href=\"https:\/\/motobikemas.com\/tr\/urun\/100-90-19-high-performance-motorcycle-mousse-for-motocross-tires\/\">100\/90-19 Y\u00fcksek Performansl\u0131 Motosiklet Mousse'u<\/a> - MX ve enduro i\u00e7in arka tekerlek k\u00f6p\u00fc\u011f\u00fc<\/li>\n<li><a href=\"https:\/\/motobikemas.com\/tr\/urun\/110-90-19-motocross-mousse-insert-mx-dirt-bike-racing\/\">110\/90-19 Motokros Mousse Ek Par\u00e7as\u0131<\/a> - Tam boyutlu MX bisikletler i\u00e7in arka tekerlek muslu\u011fu<\/li>\n<li><a href=\"https:\/\/motobikemas.com\/tr\/urun\/120-90-18-enduro-motorcycle-mousse-insert\/\">120\/90-18 Enduro Motorcycle Mousse Insert<\/a> \u2014 For enduro and rally rear wheels (18-inch)<\/li>\n<li><a href=\"https:\/\/motobikemas.com\/tr\/urun\/70-100-19-front-wheel-motorcycle-mousse-for-motocross-dirt-bikes\/\">70\/100-19 \u00d6n Tekerlek Motosiklet Mousse<\/a> - Gen\u00e7 MX ve pit bisikletleri i\u00e7in \u00f6n k\u00f6p\u00fck<\/li>\n<li><a href=\"https:\/\/motobikemas.com\/tr\/urun\/140-80-18-enduro-macera-motosikletleri-icin-agir-hizmet-tipi-motosiklet-kopugu\/\">140\/80-18 A\u011f\u0131r Hizmet Motosiklet Mousse'u<\/a> \u2014 For adventure and heavy-duty enduro applications<\/li>\n<\/ul>\n<hr \/>\n<h2>S\u0131k\u00e7a Sorulan Sorular<\/h2>\n<h3>Is 90\/90-21 a front or rear tire size?<\/h3>\n<p>90\/90-21 is a front wheel tire size \u2014 the industry standard front tire for virtually all full-size motocross and enduro motorcycles. The 21-inch diameter rim is universal across 250cc and 450cc dirt bike classes from every major manufacturer.<\/p>\n<h3>What is the difference between 90\/90-21 and 80\/100-21?<\/h3>\n<p>The 90\/90-21 has a 90 mm section width with a 90% aspect ratio, while the 80\/100-21 has an 80 mm width with a 100% aspect ratio. The 90\/90-21 offers slightly more front-end grip and a slightly larger overall diameter, making it popular for enduro and off-road riding. The 80\/100-21 provides lighter steering feel and is more common in motocross.<\/p>\n<h3>How long does a 90\/90-21 front mousse last?<\/h3>\n<p>Typically 200-500 racing miles. Front mousses often last longer than rear units because they generate less heat under braking compared to the driving loads on a rear mousse.<\/p>\n<h3>Will a 90\/90-21 mousse fit my bike?<\/h3>\n<p>If your motorcycle has a 21-inch front wheel and uses 90\/90-21 front tires, this mousse will fit. This covers virtually all full-size motocross and enduro bikes from Honda, Yamaha, Kawasaki, Suzuki, KTM, Husqvarna, GasGas, Beta, Sherco, and more.<\/p>\n<h3>Can I run a mousse on the front wheel only?<\/h3>\n<p>Yes. Many enduro and trail riders choose a mousse for the front wheel for safety and consistency while running a tube on the rear. However, running mousse on both wheels provides the best overall performance and flat protection.<\/p>\n<h3>Motobike Mas toplu sipari\u015flerden \u00f6nce numune sunuyor mu?<\/h3>\n<p>Evet. B2B m\u00fc\u015fterileri, toplu sipari\u015f vermeden \u00f6nce de\u011ferlendirme i\u00e7in numune talep edebilir. Numune sevkiyatlar\u0131n\u0131 ayarlamak i\u00e7in sat\u0131\u015f ekibimizle ileti\u015fime ge\u00e7in.<\/p>\n<h3>OEM sipari\u015fleri i\u00e7in teslim s\u00fcresi nedir?<\/h3>\n<p>Tipik teslim s\u00fcresi, miktara ve \u00f6zelle\u015ftirme gereksinimlerine ba\u011fl\u0131 olarak standart OEM \u00fcretimi i\u00e7in 15-30 g\u00fcnd\u00fcr.<\/p>","protected":false},"excerpt":{"rendered":"<p>The Motobike Mas 90\/90-21 off-road motorcycle mousse insert is a nitrile rubber foam tire insert for enduro &amp; MX front wheels. Standard fitment for full-size dirt bikes. Eliminates front pinch flats, reduces rotating mass. B2B wholesale from Tianjin, China.<\/p>","protected":false},"featured_media":607,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[18],"product_tag":[112,109,123,114,110,72,116,125,119,122,121,117,111,118,124,126,113,127,115,120],"class_list":["post-640","product","type-product","status-publish","has-post-thumbnail","product_cat-motorcycle-mousse","product_tag-21-inch-mousse","product_tag-90-90-21","product_tag-beta-enduro","product_tag-cross-country","product_tag-enduro-front-tire","product_tag-enduro-racing","product_tag-front-end-grip","product_tag-front-tire-safety","product_tag-honda-crf450x","product_tag-husqvarna-fe","product_tag-ktm-exc","product_tag-log-impact-protection","product_tag-off-road-front-mousse","product_tag-rock-deflection","product_tag-sherco-enduro","product_tag-single-track","product_tag-steering-stability","product_tag-technical-terrain","product_tag-trail-riding","product_tag-yamaha-wr450f","first","instock","shipping-taxable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.1 (Yoast SEO v25.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>90\/90-21 Off-Road Motorcycle Mousse Insert for Enduro &amp; MX Front Tires | Motobike Mas<\/title>\n<meta name=\"description\" content=\"B2B wholesale 90\/90-21 off-road motorcycle mousse insert for enduro &amp; MX front tires. Nitrile rubber foam replaces front inner tube. Eliminates pinch flats. Factory direct from Tianjin, China.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/motobikemas.com\/tr\/urun\/90-90-21-off-road-motorcycle-mousse-insert-enduro-front-tires\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"90\/90-21 Off-Road Motorcycle Mousse Insert for Enduro &amp; MX Front Tires | Motobike Mas\" \/>\n<meta property=\"og:description\" content=\"B2B wholesale 90\/90-21 off-road motorcycle mousse insert for enduro &amp; MX front tires. Eliminate front pinch flats, reduce rotating mass. 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