BSA Allen Screw set TOOLS Vernier adjustment means you loosen

Vernier adjustment means you loosen the collar setscrews and dial in the correct clearance

These are high quality stainless steel parts from RGM in England and will return your brake to peak efficiency

10 X 19 perfect for our Dunlop TT100 K81 tires

All new parts

single pipe for each cylinder

BSA Allen Screw set TOOLS Vernier adjustment means you loosenGardner Westcott Allen Screw Set for BSA 500 650 Unit Twins 1969 up Stainless Steel kit does both sidecovers; timing and primary side Set consists of 20 screws Great Quality at a super price! These are Stainless Steel and will look great for years unlike the cheaper mild steel type