18 Tooth Sprocket for #415 Chain with ISO Mounting Pattern
- Made from Tempered (Hardened) Aircraft Grade Aluminum Alloy
- 18 Teeth
- For #415 Chain
- ISO Disc Brake Rotor Mounting Pattern
- 44mm Bolt Circle Diameter
- 35.5mm Bore
- Six 5.5mm ID Bolt Holes Equally Spaced @ 60 Degrees