**FOR USE WITH JR SPRINT HUB**
SHARP Quick Change Gears "Mini Gears"
219 Chain, 40T-77T
These are custom machined sprocket halves not just a standard sprocket cut in half! Each sprocket half is precision machined out of 7075 Aircraft grade aluminum. We custom machine each half separate to eliminate the gap found in traditionally cut sprockets.
- Single tool fast gear changes
- 200% Reduction in inertia
- 50% Reduction in mass
- MADE IN USA
- Patent Pending PN/D3244301-2019
CHECK OUT THE VIDEO CLICK HERE!