Remove and install your PWC's impeller easily with Solas Impeller Wrenches! The wrenches are fit-specific to a range of Solas impellers, designed to provide a grip on the impeller to loosen and tighten the impeller in its shaft. The WR012 Wrench is compatible with the following Solas Impeller models: SRB, SRZ, SRX, SSX Concord Series, and SX4 Concord Series.