The LockNFlate® Locking Air Chuck – Closed Flow features six steel jaws that securely lock onto any Schrader valve for a hands-free, leak-free inflation. With 1/4″ NPT compatibility and a hardened steel collet, it fits most standard Schrader valves. Closed flow functionality ensures air only flows when the chuck is engaged with the valve, making it perfect for direct use with a tank compressor’s air hose or multi-hose inflation kits. Rated for up to 150 PSI, it’s built for heavy-duty use in both garage and industrial systems

The LockNLube® Grease Coupler features a thumb lever activated sliding sleeve that securely locks onto Zerk fittings without leaking or popping off under pressure. It works with all grease guns and grease fittings, and ensures a leak-proof, hands-free operation, giving you both hands free to operate your grease gun. Max pressure rating of 10,000 psi. Fully rebuildable with a free rebuild kit included. Guaranteed to keep the grease where it belongs—inside your machine.