With soft foam insert Extreme scale all terrain tire High Wear-resistant and excellent durability 1.9inch wheel tires for 1/10 RC Crawler Outer Diameter: 90mm Inner Diameter: 48mm Width: 33mm Weight: 43g/pcs Tool Supplies:Assembly Category RC Parts & Accs:Servo Accessories Use:Vehicles & Remote Control Toys Technical parameters:Value 2 Remote Control Peripherals/Devices:Receivers For Vehicle Type: Four-wheel Drive Attributes:Assemblage Wheelbase:Screws color:Black Material:rubber size:90 x 33mm Package Contents: 4 x 1.9Inch Wheel Tires 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.