Kelsey Hayes Style Rear Brake Master Cylinder with 5/8in. Bore – Chrome. Fits FX 1980-1983, FXWG 1980-1982 & Sportster 1980-1981. Chopper * Use Care during assembly

* Use Care during assembly to avoid damage to Cylinder Spigots

Nickel-plated housing prevents oxidation and corrosion

* Replaces OEM # 67130-69

Shifter interface ribs

Frame does not have a cross shaft provision for mechanical brakes

Kelsey Hayes Style Rear Brake Master Cylinder with 5/8in. Bore – Chrome. Fits FX 1980-1983, FXWG 1980-1982 & Sportster 1980-1981. Chopper * Use Care during assemblyProduct Details * Replaces OEM # 42415 79C * 5 8 bore for great multi piston calipers. * Rebuild Kit # BAI 17 0035AC RB Tech Tip: * Brake Line Options. * Brake olive can be removed from the existing master cylinder & refitted to new master cylinder which then requires 3 8 UNF flare nut fitting # GOO P6150 03CH and re use the factory brake line. * Use 10mm banjo bolt # GOO P775 03CH, 10mm banjo & universal brake line.