What about these?
Freewheels - 7 Speed | Freewheels | Transmission | SJS Cycles
Screw on fitting, NOT like a cassette
www.sjscycles.co.uk
They should all work, and better than the Sachs one. The looks however ...What about these?
Freewheels - 7 Speed | Freewheels | Transmission | SJS Cycles
Screw on fitting, NOT like a cassettewww.sjscycles.co.uk
All part of the plan (not)…Like how Yellow fades on rear stays around the same arc as the rim