Crank Details : 104 BCD mountain bike crankset. length of crank arm is170mm, crank related holes distance is 74mm, crank weight: 550g, fit 7-12S chains and single/double/triple speed chainring
Bike Chainring Details: Snail single speed narrow wide teeth chainring, 30T/32T/34/36/38T/40/42T, round/oval chainring,thickness is 4mm (1.9mm narrow, 3.7mm wide)
Threaded Bottom Bracket : Size is 41*24*24 mm, can fit bike bottom 68-73mm,Compatible with Most of the common hollow integrated crank arms available on the market
Material : Crank and chainring made of aluminum alloy, light weight, high axial strength and compatibility
Note:These crank and chainring are only suitable for single speed.Suitable for most mountain bikes, electric bikes
