Gill Arm Lock for Glock Pistols Long Review

This is Gill Arm Lock for Glock motion clearly shows improvement in muzzle rise. Pistol is way more stable when Gill Arm Lock is installed. Gill Arm Lock is legal to purchase and use. There is no requirement of special permit of license for it. Here is ATF Statement bellow per ATF Letter, 3311, 20121138 : No tools are required to install Gill Arm Lock to your pistol. Magazine can be changed while Gill Arm Lock is installed on pistol without any restriction. Visit for more