Weld Mount AT-300 Adhesive Dispensing Gun f/AT-2010 & AT-4020 
Adhesive Dispensing Gun
The AT-300 Adhesive dispensing gun has a 1:1 plunger for use with AT-2010 and AT-4020 50ml cartridges. When using AT-6030 adhesive it requires AT-12 (10 to 1 plunger). Replacement plungers are also available.