Affinity Pro Track crankset w/ bottom bracket

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The perfect premium crank for your track bike that won’t break the bank. Paired with a 144mm bcd 49t CNC machined precision chain ring and stainless steel knurled track bolts, engi neered to avoid slipping or needing to use one of those annoying little chainring bolt spanners while swapping chain rings. Includes a 68x107mm JIS sealed cartridge bottom bracket. Specifications • 144mm bcd • CNC-machined 6061 T6 crank arms w/ 7075-T6 aluminum 49t x 1/8" chainring • length: 165mm, 167.5mm, 170mm • included bottom bracket: 107mm JIS square taper (English thread) • bottom bracket installs using Park Tool BBT-22 • includes Affinity knurled chainring bolts & crank arm bolts • weight: 610g w/o BB • color: black, silver Show more