Our mental pin backs are spring lock design, making them easy to install and remove, they fit snugly on the pins, and hold them securely, preventing them from getting lost or falling off.
The pin lock is made of high quality metal with silver plated surface, smooth edges without edges and corners, comfortable to wear, no tools required, just push to lock, sturdy and durable.
Pin back locking diameter: 10 mm / 0.4 inch; Height: 8 mm / 0.3 inch, compact size, convenient for storage and carrying.
The locking pin keeper clasp is perfect for securing pins, badges, lanyards, jean button, name tags, hats, collectibles, etc. Suitable for all types of pins and is an essential accessory for any enamel pin enthusiast.