Wheels Manufacturing BSA 30 Bottom Bracket - English BSA Frame Interface ABEC-3 Bearings For 30mm Spindle BLK 34/50 52-tooth chainring is the perfect

52-tooth chainring is the perfect ratio for effortless 20-inch wheel pedaling

BCD Direct Mount Crank Arm Length 155mm Interface ISIS Position Set Primary Color Black

Zinc sprocket finish Range 11-34 Cogs 11-13-15-18-21-24-28-34 Cassette Body Type Shimano HG Drivetrain Speeds 8 Color Zinc Weight 346 Defined Color Silver

Lightweight AL6061 alloy construction

Ergonomic shape gives optimized performance and protection while still being lightweight and flexible and slim enough to fit under pants

Wheels Manufacturing BSA 30 Bottom Bracket - English BSA Frame Interface ABEC-3 Bearings For 30mm Spindle BLK 34/50 52-tooth chainring is the perfectThe Wheels Manufacturing BSA 30 bottom bracket threaded to 30mm is their solution to running a 30mm spindle crankset in a BSA (English) threaded frame. This bottom bracket features high quality aluminum cups and fully serviceable bearings. Allows for the use of 30mm spindle crankset with English (BSA) threaded bottom bracket shells For use with 30mm diameter cranks with an overall spindle length of at least 104mm when used in a 68mm wide BB shell Will