Vestil Manufacturing Corp Plastic Bollard Prostar Parts Wheel Risers are designed to

Wheel Risers are designed to raise the trailer for loading and unloading to facilitate compliance with OSHA/ANSI B56

Gate-   Twist-lock

- designed for one-person loads

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Vestil Manufacturing Corp Plastic Bollard Prostar Parts Wheel Risers are designed toVestil Manufacturing Corp Plastic Bollard Lightweight and portable Plastic Bollard features a round black rubber base. Weighted base provides stability in windy conditions. Reflectors included for better visibility. Easy assembly for use and disassembly for storage. Ideal to block aisle ways, parking spaces, or other unauthorized access areas Designed for quick set up and convenient storage Includes four visual reflectors on each side for added safety