− Decrease quantity for Lug Nuts, Conical Seat, Duplex, 9/16 in. x 18 RH, Closed End, Chrome Plated Steel, Set of 8 Quantity + Increase quantity for Lug Nuts, Conical Seat, Duplex, 9/16 in. x 18 RH, Closed End, Chrome Plated Steel, Set of 8 Add to cart