The MPS 350®X is a galvanized, cantilevered truck mounted attenuator available for use on stationary or moving shadow support vehicles. This compact TMA has passed all mandatory and optional testing and is NCHRP Report 350 Test Level 3 compliant. The MPS 350®X is made of galvanized steel components with an open design, which allows for easy inspection and maintenance.


  • Fully galvanized system. Powder coated systems also available.
  • Open structure allows for ease of maintenance and inspection.
  • Durashell® strike plate cover for nuisance hit protection.
  • Improved winch design and motor controller.
  • Warning buzzer and FMVSS 108 lighting system.

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