Serious cyclists and bike mechanics, this Campagnolo freehub body pawl set is exactly what you need when your hub starts skipping or not engaging properly! These spring steel pawls are designed specifically for steel Campagnolo and Fulcrum freehub bodies, fitting models like FH-BU015X1, WH-KX9, RS-013, R5-020 and several others. When your freehub starts failing, it's usually these pawls that need replacement, and having the proper OEM-quality parts makes all the difference in getting your wheel working smoothly again. The spring steel construction ensures durability and reliable engagement with every pedal stroke. Installation requires some mechanical knowledge and proper tools, but if you're comfortable working on hubs, this repair can save you from buying an entirely new freehub or wheel. The quality matches original Campagnolo standards, so you know they'll hold up to hard riding. If you're experiencing that annoying skipping sensation when you pedal hard or your freehub isn't engaging consistently, replacing these pawls will likely solve the problem. Your drivetrain will feel crisp and responsive again, with that solid engagement you expect from quality components. It's one of those repair jobs that seems intimidating but is actually quite straightforward with the right parts and knowledge. Your bike will perform like new again with these proper replacement pawls doing their job right in your hub mechanism.