BikeFit Leg Length Shims - Universal Look/Time/Shimano SL Compatible 3-Hole 3mm 1-Pack Kit

BikeFit Leg Length Shims - Universal Look/Time/Shimano SL Compatible 3-Hole 3mm 1-Pack Kit. Leg Length Shims (LL Shims) are used to compensate for leg length discrepancies (one leg is shorter than the other). LL Shims are made of high-density plastic to conform to the curve of the sole of the shoe.