Maxmoral 3pcs Universal Bicycle Bike Derailleur Hanger Frame Gear Tail HookThe transmission hook is a component that separates the frame from the transmission. Its purpose is to protect the rear machinery and frame in the event of an impact. If you fall and hit the derailleur while riding a bicycle, the derailleur hanger will bend, and theoreticall..

Maxmoral 4PCS Bike Valve Presta Valve Caps Oil Slick Stem Bolts Bike Tire Valve Caps Multicolor Mountain Road ycle Bike Valve Caps MTB Road Mountain Bike Bicycle Dust Caps for Inner Tube Gas NozzleFeatures: Protect your tires: The valve caps protect your bike tires from water and dirt getting inside, avoiding rapid deflation. This gas nozzle bonnet..

Maxmoral Dummy Hub Bicycle Bike Sleeping Hub Chain Keeper Tool Holder for Quick Release and 12mm Thru Through Axle, 5 in 1 FunctionsSpecification: 5-in-1 functional design. Not just a virtual hub, it also provides other functions such as chain oiling, brake pad gaskets, main chain link storage, and a simple ruler. Used as a virtual rear wheel on bi..