Made of CNC machine crafts Soft rubber material and excellent grip 1.55inch Beadlock wheels for 1/10 RC Crawler Car Total Weight:87g/pcs Tool Supplies:Assembly Category Upgrade Parts/Accessories:Wheel RC Parts & Accs:Servo Accessories Use:Vehicles & Remote Control Toys Technical parameters:Value 2 Remote Control Peripherals/Devices:Remote Controller For Vehicle Type:Cars Four-wheel Drive :Tires Wheelbase:Screws Colour:C:Titanium Color Material:Rubber+Metal Size: Outer Diameter:85mm Inner Diameter:34mm Width:28mm Center Hole:5mm Wheel Rim Hex:12mm Package Contents: 4 x RC Car 1.55 inch Wheel Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.