<p>Heavy duty ErgoTechSeries caulking gun. Composite construction for lightweight strength and long life. Rotating barrel, patented cage design and super-fine bead control make this caulking gun the contractor's favorite. Highest quality components ensure easy use and long life.</p> <ul><li>Professional grade</li><br /><li>High quality ball peened rod</li><br /><li>Powder metal drive dog</li><br /><li>18:1 ratio, 10 oz. capacity</li><br /><li>Optional drip/dripless feature</li></ul>