Material: Aluminum Alloy Teeth: 32 T (40g)/34 T (42g) /36 T (55g)/38 T (75g)/40 T Material: Aluminum Alloy Color: Black/red/gold/silver/blue Process: CNC Treatments: Polished, Anodizing Sample order: Yes Compatible with: 9, 10, 11 Speed Chains and 104 BCD cranks Show More