Pinlocks Finest Quality Locking Pin Backs for Your Favorite Collectibles & Trading – No Tool Required. (Lot of 25, Silver)

Pinlocks are largely used by pintrading enthusiasts to prevent bent and broken posts and maintain a comfortable fit on lanyards, hats and vests. Pinlocks secure your name tags, military lapel regalia, leather motorcycle biker mojo and tie tacks while maintaining a comfortable grip.