High quality stainless steel carabiner clip has a secure gate closure on one end, allowing you to clip your keys to an existing key ring or belt loop. The other end holds six S-Biners, sized to hold 6 separate keys. You can attach and release them individually. KeyLit has an added LED that provides instant flood illumination. Key Ring features a stainless steel ring rather than carabiner clip. KeyRack locker features 6 MicroLock biners.