The model 560548-M loads a barrel directly from a 1/10 gallon caulking tube.The model 560022-M loads a barrel from a 12 ounce cartridge. The barrel loader is connected to an air regulator and set to a pressure suitable for the material but, less than 65psi (4.48 bar). A switch on the side of the stand activates the airflow and is switched off when the material reaches the desired level. The barrel attachment assembly is threaded to accept luer lock barrels.
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