This is for 4 factory correct wheel cylinder bolts
BAF103A - 9 1/2" Rear Drum Brake Wheel Cylinder Mounting Bolts, 4 pc Set. - Does Both Sides Applications: 1964-72 A-body, Chevelle, Skylark, GTO, Cutlass 1967-69 F-body, Camaro, Firebird 1968-74 X-body, Nova, Ventura, Apollo, Omega 1970-81 F-body, Camaro, Firebird 1973-77 A-body, Chevelle, Lemans, Cutlass, Century 1964-72 Elcamino, 73-77 Elcamino 1970-72 Monte Carlo, 69-72 Grand Prix All other GM Cars with 9 1/2" rear drum brakes. This is for 4 factory correct wheel cylinder bolts. These are the bolts that hold the wheel cylinders into the backing plate. They are for either front or rear. These are exact to factory with the correct head marking and silver zinc plating.