Product description Material: Carbon fiber backplane + silicone roller Approximate size: 8*6*5cm Package content: 1*Bicycle parking rack + accessories 1.BIKE RACK Bicycle parking buckle is designed as a horizontal/vertical stationary bike stand wall mount for a single bike to save floor space. The sturdy and durable construction hitch bike rack made out of high quality steel makes this bike frame safe for bikes to hang on the wall. 2.TIRE RACK The C-clamp component is made of high-quality steel,width up to 1.95".The bike wall mount is strong and sturdy serves as the bike hooks for mountain bikes(mtb stand) The opening distance and clamping force can be fine-tuned manually according to the rim/tire. The contact part with the tire is made of anti-collision rubber the bike frame will better protect the tires. 3.CHRISTMAS GIFTSBike stand for indoor riding comes with instruction and by improving the design with 2 rollers, the bike wall mount is easier to install and keep your bike horizontal or vertical.portable garage storage system can be mounted to any concrete wall. Avoid dry or chipped walls for mounting purpose. 4.PORTABLE BICYCLE PARKING BUCKLEBike carrier hitch mount small and easy to carry. The garage bike rack is suitable for road bikes and mountain wheel sets under 1,95 (including 1.95).Hitch rack two installation methods, no punching installation and punching installation, even when traveling easy to use.More convenient than bike rack hitch bike hooks for garage.