1. Material: aluminum alloy + carbon fiber + chromium molybdenum steel bearing
2. Use: Universal bicycle threaded port
3. Features: lightweight, widened design, durable, non-slip, dust-proof, scratch-resistant, left and right signs
4. Chrome-molybdenum steel shaft, universal threaded port, stable and firm, not easy to loosen
5. Highly polished surface, smooth and textured
6. CNC aluminum alloy material, lightweight body, scratch-resistant and wear-resistant
7. Large tread design, fit the soles of the feet and ride better
8. Carbon fiber wrapped bearing, strong and wear-resistant
9. Sealed bearings, waterproof and windproof, no fear of bad weather
10. There are 8 stainless steel anti-skid studs on each side to increase the grip and prevent slipping
11. Weight: about 278 grams per pair
12. Dimensions: 9.9x11.7x1.7 cm