This device, The HT-175, is designed to keep your Hydra-Ram Hydraulic forcible entry device made by Hydra-Ram Inc. in good working order. It also helps you to detect a malfunctioning Hydra-Ram device before and after it's use in Firefighting situations; as stated in Bob Farrell's letter endorsing the HT-175. Bob is the C.E.O. of Hydra-Ram Inc, the makers of the HYDRA-RAM. Below is a copy of the letter I received from Bob endorsing my product.

The HT-175 By Firehouse Innovations LI. US Patent No. 9,057,667 B2.

$495.00 - Free Shipping & Handling in The USA