Versaflo™ Battery charger cradle for TR-600/800 series PAPR, 1 per case. Battery charger cradle is a replacement part for the TR-641 and TR-644 battery charger kits. It provides an easy to use interface between all TR-600 series batteries and all TR-900 Series power supplies. Enables maintenance spare part for TR-641 and TR-644. Hold either TR-630 or TR-632 batteries. Can be used on TR-944 4 station power supply.