String Instrument Accessories -Guitar Strap Lock Straplocks Straplocks Safety Strap Retention System, Black Highlights Generic Brand Guitar Strap Lock Straplocks Straplocks Safety Strap Retention System, Black Description: Guitar Straps Button Lock Straplocks Guitar Buckle Non-slip Acoustic Electric Bass Strap Parts. Guitar safety strap locks make it easy to put on and take off your strap. Convenient to use, simply clip it to your strap and screw it tightly into the locked position. Perfectly for your electric, bass and acoustic guitars etc. Material: metal Size Chart: Length: approx. 4cm / 1.57 inch Package Includes: Guitar Strap Lock, 1 Piece Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item Due to manual measurement, it there may be 1-2mm error in the size