Carabiner Key Module Addon for PRO/ LITEThe Key Module offers a compact and secure way to organize up to three keys, seamlessly integrated into your GPCA Carabiners. Built for versatility, its retrofit compatible with the PRO X, PRO, and LITE models, keeping your essentials sleek and accessible. The Key Module Set is for the PRO X, PRO, and LITE models The Key Module Screw Set is addon for extra backup for the Key Module The Original Screw Set is replacement for the Large & Small screws on