CAULKING GUN MULTI COMPONENT. The quality and design of the Albion brand make this multi-component caulking gun a highly valuable tool. It is used by automotive windshield installers and features increased thrust and thrust with an 18:1 mechanical advantage. Plus, it comes with a full-size handle for easier and more efficient dispensing, and its half-cradle carriage works to hold cartridges securely in place and swivels for convenience.