D'Addario Universal Strap Lock System, Gold Finish, D'Addario Item PW-SLS-03.
D’Addario's Universal Strap Locks, designed by Ned Steinberger, give you the certainty and peace of mind that your instrument and strap are firmly locked in place. With hassle-free installation, the strap locks make it quick and easy to connect and remove your strap, leaving you free to move about the stage with confidence.
• Strap lock system with button and screw
• Complete strap security
• Works with most strap models with tool free installation on the strap