Newborn 632-GTS Bulk/Sausage Deluxe Smooth Hex Rod Caulking Gun with Comfort Grip， 32 oz. Bulk/10-30 oz. Sausage Packs， 14:1/7:1 Thrust Ratio<img src="http://ecx.images-amazon.com/images/I/31cfIJYkVLL.jpg" noproxy>