GT-105L 10.5″ Skeleton Caulking Gun is a cost-effective and reliable dispensing tool designed for a wide range of caulking, sealing and bonding applications. Featuring a powerful 18:1 thrust ratio, it provides smooth and controlled dispensing even with high-viscosity adhesives and sealants. Its durable steel and zinc alloy construction, ergonomic handle and quick-loading open-frame design make it suitable for both professional contractors and DIY applications.