Wide Compatibility: This ultralight MTB bike crankset is compatible with a wide range of variable speeds, including 12-speed, 11-speed, 10-speed, 9-speed, and 8-speed systems. This makes it versatile and suitable for various mountain biking setups. High-Quality Materials: The crank arms, DUB shaft, and chainring are all made from forged AL-7075 aluminum alloy. This material is known for its strength, durability, and lightweight properties, ensuring long-lasting performance and resilience against rough trails. Adjustable Crank Length: Available in three different lengths—165mm, 170mm, and 175mm—this crankset provides options to suit different riding styles and rider preferences. This adjustability helps in optimizing pedaling efficiency and comfort. Stylish and Durable Finishes: The crankset is available in multiple color options, including black, titanium color (polished), and rainbow (polished). These anodized finishes not only enhance the visual appeal but also provide extra protection against wear and corrosion. Broad Bottom Bracket Compatibility: The 29mm spindle and 130mm spindle length are designed to fit a variety of bottom bracket standards, including BB-BSA29mm, BB89.5-29mm, BB92-29mm, PF30-29mm, and BB30-29mm. This extensive compatibility ensures easy installation across different bike models and setups.
Product Description:

Compatibility- Variable speed compatibility :12S / 11S/10S/9S/8S

Crank Material- Crank material: aluminum alloy Forged AL-7075

DUB Shaft material - aluminum alloy Forged AL-7075

Chainring material - aluminum alloy Forged AL-7075

Chainring offset - 3mm

Chainring screw（9 N.m）

Crank Length- Crank length :165/170/175mm

Chainring Color - Black / Titanium Color

Crank Color - Black / Titanium Color (polished) / Rainbow (polished)

Chainring model - Compatible with 3-Bolt Direct Mount Chainring Interface

Chainline- Chain center line :49mm/52mm (Boost)

BB Spindle- Shaft :29mm

Spindle Length - 130mm----fit for 68mm/73mm Bottom bracket

BB Compatibility- Axis compatibility: BB-BSA29mm /BB89.5-29mm/ BB92-29mm/ PF30-29mm/BB30-29mm

weight: 585g (crankset + shaft + screw)

Chainring weight: 32T（58g）34T（61g）36T（55g）38T（71g）