Full Speed Ahead Omega Crankset- 175mm, 11-Speed, 50/34t, 120/90 BCD, Full Speed

Chainring BCD: 120. Chainring BCD: 90. Die cast aluminum crank arms are lightweight and durable. Crank Length (mm): 175. Fits Shimano and SRAM 10-11 speed systems. Drivetrain Speeds: 11. Color: Black.

eBay