Allstar Upper Control Arm Shim (Pack of 10) is an upper type that is . 062 inches thick and designed for individual mounting. The shim is slotted for 1/2 inches bolts. These shims allow easy adjustment of the caster/camber during front end alignment. It is also available in . 125 thickness by ordering Allstar part 60201. It is sold separately. The one-piece dual mount shims are also available in various other thicknesses if needed (all are sold separately). It is backed by a 90-day limited factory . It is sold in one pack of 10 pieces.