

🔧 Lock it down with confidence—fasten like a pro, silence the noise!
The Swordfish 21140 Nutsert Kit includes 115 neoprene rubber well nuts with brass inserts, engineered for durability and vibration isolation. Suitable for temperatures from -30°C to +80°C, this kit is ideal for fastening mirrors and hardware in utility trucks, compressors, and engines, providing secure, removable, and noise-reducing fastening solutions.
A**R
Working so far.
Used these to attach items to fishing kayak. Have worked fine so far. Seem to hold well but added silcone sealant and adhesive to be sure.
A**R
Works great
Seals nice
Trustpilot
5 days ago
2 weeks ago
1 week ago
3 weeks ago