LOXX 12769 Strap Lock System for Acoustic Guitar (Antique Copper) Fast assembly. Quick & Easy release. Very secure - over 220 lbs pull-out force. Includes (2) upper parts, two screws 10mm length, double hole plate with two small screws, borer, mounting tool and manual. Top quality craftsmanship. Rust proof. Made in Germany. 3 yr warranty.