Medium aluminum wheel chocks for trucks. NFPA standards require Wheel
Chocks to be mounted on fire apparatus before being placed in service
per NFPA 1901-03. WARNING: undersized chocks may fail to restrain
vehicle. The vehicle may either roll over or crush an undersized chock,
possibly resulting in bodily injury or property damage.
Chock feature high-tensile strength aluminum construction, large rear
opening hand grip, and double row of rugged teeth to grip almost any