Smaller diameter, sealed, mercury-filled cylinder can be inletted into rifle forearms. Combine with Standard 4" unit in the buttstock to tame recoil on magnum rifles and help keep the rifle “balanced”.
SPECS: 5" (12.7mm) long, .574" (14.5mm) diameter. 8 oz. (227 g). Installation requires alteration to forearm.
Catalog page 417