The Park Tool Fixed-Gear Lockring Wrench HCW-17 is designed for removing and installing externally-notched lockrings. Its dual-hook design fits various lockring sizes, suitable for fixed-gear rear cogs, single-speed cassette hubs, and adjustable cup-and-cone bottom brackets. Made from durable spring steel with a nickel-plated finish, it ensures long-lasting reliability. The 295 mm length offers ample leverage for easy lockring adjustments. SKU: 255689.