1. Made of Aluminum alloy material, solid, safe, stable and durable. 2. All the adapters included in small size allows you take all of them without any . 3. Stable and safe enough to lock your bike on the rack without worrying scratching your car. 4. Can be mounted in a garage, home, shed for storage, and mounted in a truck bed, van, or on a trailer for transporting. 5. Equipped with four quills for easy installation Quick release type 5 (w10o), medium 12 barrel shaft (W: 100), 15 barrel shaft (W: 100) and 15 barrel shaft (W: 110) Colour:black Material:Aluminum alloy Size:110 x 62 x 40mm Package Contents: 1 * Bike Fork Mount 4 set * Thru axle Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.