All our sprockets are made from high-strength aerospace industry used AW 7075 aluminum alloy. Aluminum alloy sprocket is 60% lighter than steel sprocket.
- The chain size (415,420 or 520)
- Number of gear teeth
- Diameter of inner hole
- Bolt holes diameter
- Bolt holes spacing (center to center)
- Are the bolt holes countersinked
On special order manufactured sprocket delivery time is approximately 2 weeks + shipping time