90 Tooth Sprocket for #25 Chain with F4 Mounting Pattern
- Made from Tempered (Hardened) Aircraft Grade Aluminum Alloy
- F4 Mounting Pattern
- 90 Teeth
- For #25 Chain
- 7.25" Outside Diameter
- 54.1mm ID Bore
- Four 6.2mm ID Bolt Holes @ 90 degrees
- 65mm Bolt Circle Diameter