Quick Release Keychain with 4 Rings – Heavy Duty Car Key Organizer (Silver) Posted on July 14, 2026 Lightweight But Convenient: One of the lightest hardness key chain (2.75×0.98×0.2 in, 1.2oz). This key chain make of Zinc Alloy has built in quick release make it very easy to add or remove keys and to put on or take off your belt loop.