Park Tool EWS Electronic Shift Wire and Battery Tool

The Park Tool EWS Electronic Shift Tool is designed to make installation and removal of bicycle electronic shifting wires and batteries quick and easy. Each tool uses a durable composite body to help prevent scratching expensive electronic shifting components during service.

The EWS-1 is designed for Shimano Di2 E-TUBE EW-SD50 wires and includes angled ends for installation and removal in tight spaces. It also includes a universal coin cell tool for SRAM eTap and other coin-style battery covers.

The EWS-2 is designed for Shimano Di2 E-TUBE EW-SD300 wires and features a three-way wrench shape with angled ends for safe wire installation and removal. It also includes a universal coin cell tool for SRAM AXS and other electronic accessory battery covers.

Choose the EWS-1 for Shimano EW-SD50 systems or the EWS-2 for Shimano EW-SD300 systems.