The chain of your bike is the part most exposed to moisture, dirt, and dust. It can shorter the lifespan and performance if you dont clean and lubricate on a regular basis. No more dirty & greasy maintenance! Dirty drivetrains shift poorly and wear out prematurely. This product takes your cleaning needs seriously. Durable brush material draws solvent from the chain as it exits the cyclone. 360° Cleans rollers, inner & outer links!Rotating brushes perfectly clean your bicycle chain. It picks out the dirt inside the bike wheels, deep clean every corner of the chains. Keep your racing bike in tip-top performance!This will work a charm in maintaining clean chains, freewheel cogs, and chainrings. Simple step cleaning process to draw metal particles away from the chain. Prevents rough pedaling or poor gear shifting! Simply clip on & backpedal!This cleaning brush clips directly to the chain, no need to remove the chain from the bicycle. Cleans quickly and easily in just minutes. Easy to wash & Reuse infinitely! How to Use: One of the best tools for bike lovers. Perfect for racing, mountain, or road bikes! Suitable for all types of bikes either with gear shift and single input wheels. Works with all multi-speed bikes and some single-speed models.