Scotty Well Nut Mounting Kit 0. Well Nuts work by expanding inside a pre-drilled hole securely anchoring whatever it is you need to mount. These high tech neoprene mounting nuts effectively seal out dirt and grime at the assembly joint and are great for mounting Scotty products onto kayaks. Specifications for Scotty 133-4 Well Nut Mounting Kit: Manufacturer: Scotty Color: Black Length: 1.5 in Weight: 0.05 lb Width: 1 in Features of Scotty 133-4 Well Nut Mounting Kit Securely fasten a multitude of products onto thin walled structures with ease Well Nuts work by expanding inside a pre-drilled hole securely anchoring whatever it is you need to mount These high tech neoprene mounting nuts effectively seal out dirt and grime at the assembly joint and are great for mounting Scotty products onto kayaks Available in 4 in 16 pack options Package Contents: Scotty 133-4 Well Nut Mounting Kit Fasteners Scotty 0133-4: 133-4 Well Nut Mounting Kit