SRAM NX Eagle DUB Boost 曲柄组 1x12 165mm 32 齿 black

The SRAM NX Eagle Boost Crank features Eagle ™ design and the renowned performance of SRAM's newest entry in the Eagle ™ Ecosystem. With the SRAM X-SYNC ™ 2 chainrings, the NX crankset guarantees optimal chain control. For efficient, safe and silent operation with the SRAM chain links, every tooth has been precisely designed and manufactured in form and strength. DUB ™ technology offers a more advanced bottom bracket and all-new crankshaft design. Together, they provide a consistent approach to bottom bracket shell standard, better seal against fouling, and full forward and backward compatibility. DUB ™ is now the new benchmark in performance and durability. The crank arms are made of 6000 aluminum.

• System: 12-compartment
• Boost size (3mm offset)
• Inner bearing dimension: standard 68-73mm (bottom bracket not included)
• Chainring platform: X-SYNC ™ 2
• Efficient and safe performance
• Material: aluminum
• Chainring material: steel
• Crank arm: Forged
• DUB compatible
• Weight: 705g

X-SYNC ™ 2
X-SYNC ™ 2 EAGLE is the latest evolution of SRAM's X-SYNC ™ technology. The tooth profile of the chainring increases chain tension and efficiency when pedaling. The sprocket life is higher as the X SYNC EAGLE ™ technology reduces friction and contamination.

• 1x SRAM NX Eagle Boost DUB 1x12 crankset Direct Mount 32_teeth 68-73mm (without DUB bottom bracket) (see item description for details)