Model Number:Base Balance Board Technical parameters:KV1100 Use:Vehicles & Remote Control Toys RC Parts & Accs:Base Balance Board Upgrade Parts/Accessories:Base Balance Board Remote Control Peripherals/Devices:Base Balance Board Four-wheel Drive :Base Balance Board Tool Supplies:Base Balance Board Use: Vehicles & Remote Control Toys Upgrade Parts/Accessories: Wheelbase: Screws For Vehicle Type: Tool Supplies: Assembled class Remote Control Peripherals/Devices: Metal fittings colour:Silver Material:metal size:8*10cm Package Contents: 1*Base Balance Board Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.