Astro-Physics Stainless Steel Counterweight for Mach1GTO
The Astro-Physics 6lb Stainless Steel Counterweight is designed to fit a 1.125" shafts which help add extra weight to your mount. Astro-physics counterweights are precision machined from 303 stainless steel. A bronze sleeve is a press fit into the center hole to prevent marring of your counterweight shaft as you adjust the position of the counterweights.
The image depicts a variety of Astro-Physics counterweights. Posting is for a 6lb Counterweight.