Lightweight Hollow Integrated Mountain Bike Crankset With 110-160mm Lengths, 28/30/32/34/36T Chainrings, 68-73mm Bottom Bracket, Aluminum Alloy Construction, Suitable For Folding And Kids Bikes, 7-12 Speed Compatibility

Lightweight Hollow Integrated MTB Crankset: 110-160mm
✔️ 110-160mm lengths; 28-36T rings; 2 arms + BB included

This lightweight hollow integrated crankset, made from aluminum alloy 6061, is designed for mountain bikes, folding bikes, and kids bikes. It includes two crank arms, one chainring, and a bottom bracket, and fits 68-73mm wide bottom brackets with a 24mm spindle.

✅ Crank arms ~550 g; bottom bracket ~95 g; chainring ~80 g; lightweight and strong.
✅ Chainrings: 28T, 30T, 32T, 34T, 36T with round, narrow-wide teeth to prevent chain drops.
✅ Shaft diameter 24 mm; offset 3 degrees; pedal threads M14; crank screws M15.
✅ Fits 68-73 mm bottom brackets and supports 7-12 speed drivetrains.
✅ Package includes 2 crank arms, 1 chainring, 1 bottom bracket; easy installation.

💡 What is a hollow integrated crankset used for on a mountain bike?

In short, it's a lightweight option that helps with efficient pedaling by reducing mass while keeping stiffness. - Lightweight design improves climbing performance on mountain bikes. - Pairs with 24mm spindles, fits 68-73mm bottom brackets. - Supports a range of chainring sizes from 28T to 36T and 7-12 speed setups.