Personalize and protect your bike with Thru-Axle Caps! Designed to look great and protect your bike's thru-axles from bumps and scrapes machined from 6061 series aluminum for durability. Sold in sets of 2 and press directly into both ends of Wheels Mfg thru-axles adding just the right amount of bling on both sides of your bike.6061- aluminumCaps press directly into the ends of Wheels Mfg thru-axles and are held securely in place with a rubber o-ring interfaceMade in the USASold in sets of 2 end capsCompatible with Wheels Mfg 5mm hex end thru axles. May not be compatible with some frames and forks that do not allow the thru axle ends to be exposed and accept end caps