We have a few remaining SRAM 3x7 Hub cassette over shift disk.
This is the hard to find original equipment plastic part.
It prevents the chain from slipping in between the cassette and the spokes and damaging the spokes.
Fits 7 speed SRAM and Sach internal geared 3x7 hubs found on many bikes including the once popular BikeE recumbents.
Tech details:
62mm ID
120mm OD
NO ADDITIONAL SHIPPING FOR MULTIPLE ITEMS!