The Gallop 15 Inches Aluminum Alloy Caulking Gun (G-CG560A) is a durable and efficient tool designed for precise sealant application. Its aluminum alloy construction ensures lightweight handling and long-lasting performance, making it ideal for both professional and DIY projects.  [1]   [2]  This 15-inch model accommodates standard sealant cartridges, providing smooth and consistent bead delivery for various sealing and bonding tasks.