The Traffix Device Scorpion Truck Mounted Attenuator (TMA) is the protection vehicle we use to help protect highway workers in any type of highway construction where barrier walls are not present. This attenuator is certified on the Maryland Quality Products List (QPL) and is NCHRP350 Tested. We provide TMA service with a driver or customers can purchase one for their own fleet. We are an authorized distributor for Traffix Devices. Call with any questions or fill out the attached quote request. Our sales team will respond to you shortly.