Wheels Manufacturing 20T HG Cassette Spacer MFG Part Number-BM-7 Blue FASTR X doubles the number

FASTR X doubles the number of pressure sensitive side treads and adds friction enhancing texture over its entire tread surface for greater overall traction

46 BB/Frame Interface BBright Press Fit BB Shell Width (mm) 79 Weight 146 Spindle Interface Type Shimano Hollowtech II Spindle Interface Type FSA MegaExo Spindle Interface Type FSA MegaExo Light Spindle Interface Type RaceFace EXI Defined Color Black

refer to the relevant service manual

Standard 6-bolt IS mount Rotor Size (mm) 180 Pad Compatibility All Pad Compounds Rotor Type Two Piece Weight 146 Hub/Disc Compatibility 6-Bolt

Wheels Manufacturing 20T HG Cassette Spacer MFG Part Number-BM-7 Blue FASTR X doubles the numberShimano HG Hub compatible single speed conversion kit with ramped spacers. Black anodized. Includes: 2 9mm angled spacers 6 3mm spacers 2 1mm shims 1 lockring 1 20t cogCompatible with: Any x 1 8 pitch chain, this includes BMX and Track chains Any 8 or 9 speed chainDoes not work acceptably with:: Any 10 or 11 speed chain TECH SPECS