Roadblocks 815 series rubber wheel chocks are ideal for keeping trucks and trailers in place during loading and unloading operations. They are strong, safe and resistant to damage from UV, moisture, salt and oils. Their traction design grips tire and road and will not cause tire or pavement damage. Available in black color. Measures 10" length by 8" width by 6" height. Item weight: 8.5 lbs.