RockNut kit with a 1 in. left-hand thread includes a collet-style locking nut and a weld-in bung aimed at eliminating jam nuts in suspension assemblies. When tightened, the tapered collet binds the nut, bung and joint threads to resist loosening during heavy articulation. This kit is sized for insertion into 1.5 in. x .188 in. wall tube and ships with a black zinc plated nut and raw steel bung.
RockJock RockNut Kit Nut and Bung 1in LH Thread