Unlike other strap lock systems, LOXX combines great design with thoughtful presentation and outstanding instrument protection. This unique, German engineered design with its inner spring and high-grade materials keeps your instrument safe while retaining its ease of use - even under the most extreme conditions. No more struggling to fit a lock to your strap. No more nuts and washers falling on stage halfway through the performance. LOXX has a one handed "easy on - easy off" engage and release action, Yet can resist a pull-out force of over 220 lbs. LOXX strap lock system is rust proof, and offer (3) year warranty. This, combined with its ability to cover a broad range of strap sizes and thickness, makes it the most advanced and effective strap lock design available. The LOXX strap lock system is complete with multi- purpose tool included, and is available in a number of different finishes, with a version for electric and bass guitar and another version for acoustic guitars.