1. The upgrade parts are made of aluminum material, parts processed by CNC 3D machine tool are very precise , by adopting whole shaped technology, the products have the characteristic of high intensity and durability.

2. The Aluminum Wheels Hex size: 12mm, Inner holes:6mm.

3. The Aluminum Wheels fit the Axial RYFT RBX10 1/10 Scale Rock Bouncer original manufacturer's tires, tire size: 2.29 x 5.9 x 2.2'', and also fit the PRO-Line tire, the tire size:2.15 x 5.75-2.2'', Part#10132, and the aluminum wheels also fit Losi hammer rey U4 1/10.

4. The aluminum wheel is easy to assemble without sticking glue.

5. Suggestion installation tires width: 2.0''~2.5''.

6. 1pcs aluminum wheel weight is 92.2 grams.