※Price negotiations are not accepted. Bones Wheels X-FORMULA SPRAYING HANDS V1 STANDARD 52mm 97A Retail price: ¥9,680 (tax included) Details Brand: BONES WHEELS Model: X-FORMULA Color: White Set of 4 (for one skateboard) Size Diameter: 52mm Width: 31mm Hardness: 97A Shape: V1 About X-Formula X-Formula is an innovative wheel born from the BONES WHEELS factory. It rolls like a soft wheel on rough surfaces and slides like a hard wheel. Speed X-Formula is a very fast wheel due to its ultra-high rebound. Compared to other wheels, it absorbs vibrations and softens impacts, allowing you to roll smoother and faster on any surface. Grip & Slide X-Formula has slideability born from a unique blend of high-performance materials. It slides when you need it to and grips firmly when you need it to. This is because X-Formula is specially formulated to handle all types of surfaces. Developed over 10 years, it has been fine-tuned to optimize performance and deliver the best results. X-Formula is a very unique product. Durability X-Formula uses the highest quality, long-lasting materials, making it a smooth, fast, and durable wheel. It's a great value because it lasts a long time. It also softens landings and absorbs vibrations, reducing stress on your body and allowing you to skate longer. These wheels will change your life!