1x Mountain Bike Crankset 170mm With 36T Chainring And Bottom Bracket 6061 Alloy Hollowtech Crank Narrow Wide Teeth Compatible With 8-12 Speed Systems Fits BSA24 BB92 PF30 BB30 T47
✔️ 170mm crank with 36T narrow-wide, 24mm spindle, BB included
This ready-to-install crankset combines forged 6061-T6 aluminum arms with a CNC-machined 40T narrow-wide chainring for solid chain control on 1x setups. It includes 170mm crank arms, a 24mm chromoly spindle, the 40T chainring, chainring bolts (set), an M18 crank bolt, and an installation tool for a complete kit. Designed for 68-73mm BB shells (Shimano Hollowtech 2 standard) and compatible with 9/16" pedals and major frame brands. Total system weight is about 680g, with the 40T ring weighing 72g.
✅ 170mm forged 6061-T6 aluminum crank arms
✅ 40T crown-shaped narrow-wide chainring (3mm thick)
✅ 24mm chromoly spindle included
✅ Chainring bolts (set) and M18 crank bolt
✅ Direct-mount 3-bolt design for 68-73mm BB shells
✅ 8-12 speed chains compatible (optimized for 9-11S)
✅ Total system weight around 680g (chainring 72g)
💡 What is a 1x mountain bike crankset with a 36T chainring used for in trail builds?
It’s handy for a simple, light setup that keeps the drivetrain clean and reliable on rough trails.
- Handy for reducing drivetrain clutter on trail and enduro bikes
- 36T narrow-wide chainring improves chain retention under load
- Compatible with 68-73mm BB shells and Hollowtech 2 standards
- Includes all parts needed for a ready-to-ride upgrade