1. The upgrade parts are made of aluminum material, parts processed by CNC 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: 5mm.

3. The Aluminum Wheels fit the Axial RYFT RBX10 1/10 Scale Rock Bouncer original manufacturer's tire, 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.

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

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

6. The items weigh 360.9 grams.