175Mm MTB Crankset With 30T Narrow Wide 104 BCD Chainring 50Mm Chainline 68 Or 73Mm Bottom Bracket Fits 9 10 11 12 Speed 1X System Lightweight 7075 Aluminum Crank Arm Set For Rugged Trails
✔️ 175mm crank arms, 30T direct-mount chainring, 50.5mm chainline
This 175mm MTB crankset features a 30T narrow-wide direct-mount chainring and a 104BCD pattern, built for rugged trails and 1x drivetrains. The package includes BB91 cups (1.37×24T) for 68-73mm bottom bracket shells.
✅ Direct mount chainring: 30T, 7075 aluminum, offset 6mm, outer diameter 127mm
✅ Crank arms: 175mm, total weight approx 622g
✅ Bottom bracket: BB91 cups 1.37×24T, 68-73mm, BB included
✅ Compatibility: Shimano, FSA, Giant ATX770/ATX770-D, SRAM XX1 XO1 X1 GX XO
💡 What is a mountain bike crankset with a 30T narrow-wide chainring good for? This handy piece helps drive a reliable 1x setup on rugged trails. - handy for 1x drivetrains on rugged trails - improves chain retention with narrow-wide teeth - compatible with 9-12 speed drivetrains and 68-73mm BB shells