Material: Full carbon fiber frame + Ceramic Bearings + 7075 Aluminum Alloy Guide Wheel ( CNC ) Gears: 10 and 11 speed Weight: 55 grams ( 0.12 pounds) For bike type: Road bike and folding bike above 20" Compatible: Design:Full cover,Hollow design Upper:13T, Low:17T Color: Black,Red Features: Lightweight:Carbon fiber derailleur puuleys ultralight for 57g Reduce Friction: Save 60% frictional resistance than 11T Smooth: Ceramic Bearings make it smooth and save more than 2.4 watt Durable: Full carbon fiber frame + Ceramic Bearings + 7075 Aluminum Alloy Guide Wheel ( CNC ) 1 Sram red 10 speeds & 11 speeds & rival 10s 11s & force 10s 11s. black 2 Sram etap black 3 Rainbow color r8000 ultegra ltwoo Deliver to Malaysia, SG, Brunei, Worldwide (DHL/ Aramex) Accept RM / SGD via Paypal 3.9%, Credit card 0% How to Order —————— 1.Product Option: 2.Quantity: 3.Color: 4.Name: 5.Address: 6.Contact number: Send to ☎FB http://m.me/icebikeheaven ☎ http://www.wasap.my/60174204398 Sales, Order, Customer service ☎ http://www.wasap.my/60195272398 After sales/ Warranty FOLLOW US ———————— ✔ https://www.ebay.com/str/icebikeheaven37 ✔ https://shopee.com.my/icebikeheaven?tab=shop ✔ http://www.lazada.com.my/ice-bike-heaven/ ✔ https://fb.me/icebikeheaven ✔ http://www.lelong.com.my/merchant/icebikeheaven.htm ✔ https://www.instagram.com/icebikeheaven37/ Buy from Us! —————————————————— 🚴🏻💯% POSITIVE FEEDBACK 🚴🏻💯% Warranty & After Sale Service 🚴🏻💯% PARCEL ARRIVAL GUARANTEED 🚴🏻💯% ❌hidden charges 🚴🏻 7️⃣ days size exchange 🆗 🚴🏻 7️⃣ days 100% 💲💲 Guarantee back ☄ Prompt response 🥇♞ Registered SSM company- Icebikeheaven 🥇 5 Years of experience