You are buying A Brake Caliper slider bolt KIT to fit both rear calipe INFINITI Q50 2.0 T / 50 This kit contains4 bolts (2 of each type ), plus slider rubbersand grease, enough to serviceboth calipers These vehicles use 2 different slider bolts on each caliper. One with a plain end One with a cut-out for the Anti-vibration rubber Plain bolt Bolt with cut-out Total length 81MM 83MM Tip to Tip Main body diameter 8.4MM 8.2MM End One Plain Cut- out End Two 14mm Bolthead Externally threaded M12 X 1.25 14mm Bolthead Externally threaded M12 X1.25.
