84 Tooth Sprocket for #40 Chain with ISO Mounting Pattern
- Made from Tempered Aircraft Grade Aluminum Alloy
- 84 Teeth
- For #40 Chain (For #40 Chain Only, Not Compatible With #41 or #420 Chain)
- ISO Disc Brake Rotor Mounting Pattern
- 35.5mm Bore
- Six 5.5mm ID Bolt Holes @ 60 degrees
- 44mm Bolt Circle Diameter