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Description

MAINDRIVE 17T 1/2" X 1/8" FreewheelMain Drive "Reliable Replacement" freewheels are similar to Original Equipment on most new BMX, fixie, and other single speed bicycles. 2 pawls engaging simultaneously every 18, acceptable for most casual cyclists. Not recommended for motor conversions, jack shafts or high torque use. MD Freewheels thread onto standard 1. 375" 24tpi hub threads (if you currently have a 16T or larger freewheel, it is most likely compatible). Sprocket pitch is 1 2" x 1

original display box not included

Chromoly single speed freewheel that features a left thread 1

Available colors: Blue

Chrome Plated 17T #63630-1000 Made in China

alloy tops

ACS Crossfire components are race ready and competition quality

1 22T #63862-0000 Made in China

Conversion headsets fit a 1" fork steer tube to an 1 1/8" frame head tube

compatible with ACS and other Universal removal tools

37mm flange diameter

Purple and Gold

#63832- (color) Made in Taiwan