SHIMANO ULTEGRA - HOLLOWTECH II - Road Crankset - 2x11-speed The all-new SHIMANO ULTEGRA R8000 series crank features lightweight crankarms, a hollow outer chainring, and a wider gear pitch for increased clearance on modern road frames. It is available with 53-39, 52-36, 50-34, and 46-36T chainrings and 165, 170, 172.5, and 175mm crank arm lengths. PRODUCT SPECIFICATIONS MODEL NO FC-R8000 SERIES ULTEGRA R8000 Series Color Series color Average weight 690 (53-39T) 681 (52-36T) 674 (50-34T) 668 (46-36T) Threaded bottom bracket shell width (mm)_70 ✔ Chainring combination 50-34T 52-36T 53-39T 46-36T Compatible bottom bracket type_Outboard ✔ Crank fixing screw included ✔ Crank arm length (mm)_165 ✔ Crank arm length (mm)_170 ✔ Crank arm length (mm)_172.5 ✔ Crank arm length (mm)_175 ✔ Spider/Gear arms 4 HOLLOWGLIDE X - (46-36T) HOLLOWTECH II ✔ HOLLOWTECH crank arm ✔ Optional chain guard_Without chain/bash guard ✔ Recommended bottom bracket_Press-fit SM-BB72-41B Recommended bottom bracket_Threaded (normal) SM-BBR60 Threaded bottom bracket shell width (mm)_68 ✔ Q-factor (mm) 146 Chain line (mm) 43.5 Compatible chain HG-EV 11-speed, HG-X11 P.C.D. left / right (mm) 110 P.C.D. (mm) 110 Rear speeds 11 🔥Pre order 7-9 working days Deliver to Malaysia, SG, Brunei, Worldwide Accept Ewallet Boost TouchnGo Etc.. & Credit card 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 ✔ 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 🥇♞ SSM Registered company- Icebikeheaven 🥇 8 Years of experience