
SPC Performance zinc alloy axle shims sized 3" x 6" x 1.5° are sold six per box for rapid and accurate alignment of front or rear axles on tandem trailers and trucks. The zinc alloy construction delivers superior performance over aluminum with better compression strength, making these shims a durable choice for heavy-duty caster adjustments when paired with appropriate load-spreading hardware.
SPC Performance ZINC SHIMS 3 x 6 x 1.5 deg.