This product is the FC-C6000 from the NEXUS C6000 Series. It is compatible with HG 8-speed (1/2"X3/32") X (CN-HG71) chains and 1/2"X1/8" / X (CN-NX10) chains. It is suitable for a chain guard and has a chainline of 44mm. It is compatible with a square bottom bracket and comes with a crank mounting bolt. The crank arm length is 170mm and it has 38 teeth. This product is suitable for internal gear hubs and is recommended with a BB-UN300 bottom bracket. The threaded bottom bracket width is 68mm. This product is available in silver.

• Model: FC-C6000
• Series: NEXUS C6000 Series
• Compatible chain: HG 8-speed (1/2"X3/32") X (CN-HG71)
• Compatible chain: 1/2"X1/8" / X (CN-NX10)
• Suitable for chain guard
• Chainline (mm): 44
• Compatible with square bottom bracket
• Including crank mounting bolt
• Crank arm length (mm): 170
• Number of teeth: 38
• Rear gears: gear hub
• Recommended threaded bottom bracket: BB-UN300
• Bottom bracket width with thread: 68 mm
• Color: silver