General description Sealey Heavy-Duty Rubber Wheel Chock is designed to prevent vehicle movement when being jacked on a level surface or parked on an incline not exceeding 12°. Made from heavy-duty nylon reinforced rubber, this wheel chock is suitable for commercial, agricultural, and aircraft tyres with a diameter of Ø1500-1800mm, and is effective for vehicles weighing up to 40 tonnes. Technical specifications Material: Heavy-duty nylon reinforced rubber Dimensions (H x L x W): 300 x 255 x 300 mm Weight: 12 kg Model No.: WC12 Suitable tyre diameter: Ø1500-1800 mm Maximum vehicle weight: 40 tonnes Other information