This simple 3D-printed locking clip prevents your guitar from slipping in standard wall mounts—ideal for guitars with smaller or slimmer headstocks like the Fender Duo-Sonic.

It easily snaps over the arms of typical wall hangers to narrow the gap and secure the headstock in place.

• Printer: Bambu Lab A1 Mini
• Material: PLA – Onyx Black Sparkle
• Infill density: 50%
• Layer height: 0.2 mm

Photos show the lock in use on a Fender Duo-Sonic headstock. Great for peace of mind and display setups.