Loxx 60730 Xl Strap Lock for Guitar and Bass - Black Finish Fewer Pieces means Easier & Faster Installation. Quick & Easy release Very secure - over 220 lbs pull-out force Includes (2) extended heads,(2) 16mm screws, (2) felts, and extra multipurpose tool Top quality craftsmanship. Rust proof. 100% lead free Made in Germany. 3 year warranty