Universal Clamp Mount (UCM)

The Super heavy-duty CHA UCM Universal Clamp Mount, is the first ham radio antenna mounting system, purposely designed for extreme portable operations. This is a rugged, robust product, intended to support considerable antenna loads.

Address all your HamStick needs here! 

The CHA UCM is by far the ultimate mounting system on the market. Durable, and perfect for use in semi-permanent or portable installations. Quick, easy installation, and removal.

The Easy up UCM lets you easily mount your antenna, to virtually any flat surface.

The UCM mounting base, is fabricated from a massive 6061 aluminum extrusion channel. With its wide 2-1/2” lip, this innovative product is designed to clamp on surfaces up to 3-1/2” in height/thick. The extraordinary quality & structure of the extrusion is almost 1/4" thick.

All the vital hardware is brass. The grounding lug is ¼-20” brass, with all brass hardware; creating a low-resistance path from the coaxial connector to the grounding lug.

All other hardware is stainless. Each UCM comes standard with a SO-239 & 3/8-24" Stud Mount for the antenna.

Portable operation with the ultimate in antenna mounting convenience, is made possible with the CHA UCM™ Mounting system.

You get the convenience, and flexibility needed for portable operations.

So Brilliant, & versatile the UCM™ is limited only by the customer’s imagination!

This lightweight 6061 aluminum clamping accessory, will facilitate the toughest mounting arrangements, for the customer’s antenna systems.

IF THE UNIT IS USED WITH THE CHA HYBRID, MINI OR MICRO (CHA MPAS & MPAS 2.0) IT WILL BE IMPORTANT TO REMOVE THE INSULATION WASHER UNDER THE SO-239 STUD TO ESTABLISH A CONTINUITY BETWEEN THE HYBRID GROUND AND THE COUNTERPOISE ATTACHED TO THE CHA UCM GROUND LUG.