Aluminum anti-roll club collars remove play from the front side and back anti-roll bar cables. Smart design allows the collars to be effortlessly taken from the wire; the 2.4 mm collars fit on cables with diameter of 2.4mm and 2.6mm, must be used with #333442 aluminum collars on NT1 or RX8 automobiles. Group of 2 collars and set screws.