Stelv 24mm External Bottom Bracket

The Stelv 24mm External Bottom Bracket features cold-forged, CNC-machined alloy cups, dual-labyrinth bearing covers, and precision sealed steel bearings for smooth performance and long durability.

Designed to fit all standard 24mm crank spindles, this bottom bracket is compatible with frames using a 68mm or 73mm BSA (BC 1.37”) threaded bottom bracket shell.

Built for reliability and everyday performance, the Stelv external bottom bracket offers exceptional value at this price point, making it a great choice for BMX race, MTB, and performance builds.

Features

• CNC-machined alloy cups

• Cold-forged construction

• Dual-labyrinth bearing seals

• Precision steel sealed bearings

• Fits 24mm spindle cranksets

• Fits 68 / 73mm BSA (1.37” BC) frames

• Smooth and durable performance

• Excellent value for race or training bikes