Product Details Main points: 1. High-quality alloy material, high strength, high hardness, not easy to deform 2. Wear-resistant, strong bearing capacity, long service life, high resilience, flexible steering. 3. Simple installation and wide application range. 4. It can be used as a modification or replacement part of the skateboard to improve the service life of the skateboard. 5. Excellent user experience, helping users better experience the fun of skateboarding. 6. Equipped with 6.25-inch branch, S5 spring independent base dominator. describe: Color: black, silver (optional) Material: aluminum alloy Size: suitable for S5 base water bridge CX47 left and right rotation adapter Weight: about 600g Package Included: 1* Land Surfboard Skateboard Holder Base notes: Due to different monitors and light effects, the actual color may be slightly different from the picture color. Please allow 1-2cm differences due to manual measurement.