RJ-107101-5 - 5/16 in. Bump Stop Shim (JL/JT/JK Front) SKU RJ-107101-5 Quantity discounts available QuantityPrice Quantity -+ Add to Cart Details 5/16 in. thick x 2.47 in. O.D. x 1 in. I.D. shim from our RJ-107101-101 JL/JT/JK adjustable front bump stop kit.Slot in the shim where it slides o... Details Back Details5/16 in. thick x 2.47 in. O.D. x 1 in. I.D. shim from our RJ-107101-101 JL/JT/JK adjustable front bump stop kit.Slot in the shim where it slides onto the bump stop base is .750 in. wide.Finish is clear zinc plating.