Bonka Bird Toys Pack 3 KEY CHAIN RING CLAW UNIVERSAL GAGE DOOR LOCK TRIGGER SNAP BIRD EYE HOOK BELT CLIP toy toys, travel door cat dog rabbit, Kings, HQ, A&E, Prevue, Midwest. TOUGH CONSTRUCTION - Tough Trigger Snap Thick construction with additional swivel design USED BY PROFFESSIONALS - Used by many Fine Avian Stores and Breeders for an easy additional escape proof cage locks UNIVERSAL USE - Can be used on all types of cages. The Simple Wide opening and strong clamping action will fit almost Andy type of Cage. STRONG KEY CHAIN - A Simple and strong addition to any household for Easy clip on access to your Keys.