Crank Length: 165mm/170mm/175mm

Weight: about 484g±10g / 494g±10g / 499g±10g

Material: 7075 aluminum alloy

Teeth: 50-34T/52-36T/53-39T

Weight: 194g/220g/235g

Installation mode: Direct installation in GXP format（24-24mm）

Speed: 8-12 speed

Bottom Bracket: BB68 91(Screw thread)(Steel Bearing)(about 107g) / (Ceramic Bearing)(Screw thread) (about 103g)

BB86 92(Pressfit)(Steel Bearing) (about 93g)

Fit: GRAVEL,Folding bicycle, Road Bike