Product DescriptionSpeed: single speed
Teeth: 48T, Length: 170mm, BCD: 130mm ( Bottom Bracket Not included)
BCD:130mm
Hole: square taper
Material: Aluminum alloy 7075
Crank: anode heat treatment color rendering
Tooth disk: imported 4 mm aluminum CNC smooth edge grinding excellent lubricity
Tooth slice: 48T anodization infinite glamour colour move feeling
Color: black ,red ,blue ,gold,silver
Compatible BSA: apply to the 68mm 107mm axis
Weight: approx 660g/set
Perfect crankset for Single Speed Bike, Track Bike, Road Bike, Fixed-Gear/Fixie
Have a nice shopping day.