SHIMANO Front Chainwheel 170mm 8S with Chain Guard Sold Separately EFCR2000CX04C CLARIS (ROAD) FC-R2000 50×34T BB

Shimano part: EFCR2000CX04C Type: 2 piece crank (4 arms) Rear compatible speed: 8 speed Number of teeth configuration: 50x34T Crank length: 170mm Chain guard: Yes PCD:110mm Chain line: 43.5mm Compatible bottom bracket: BB-RS500/RS500-PB Chain: HG-8 speed