Durable 2.1kg rubber wheel chocks (1.05kg each). Prevents car, caravan or light aircraft moving when jacking or parked on an incline. Supplied on sturdy 550mm rope for easy storage and removal from underneath wheels. Not intended for use on sloped ground over 10°. Features & Benefits:Durable 2.1kg rubber wheel chocks (1.05kg each).Prevents car, caravan or light aircraft moving when jacking or parked on an incline. Not intended for use on sloped ground over 10°.Supplied on sturdy 550mm rope for easy storage and removal from underneath wheels.Dimensions (W x D x H): 200 x 94 x 65mm.Model No. WC16 Specifications: Model No WC16 Brand: Sealey Dimensions (W x D x H): 200 x 94 x 65mm Nett Weight: 2.11kg