The Redring® shotgun sight
TECH DATABattery: AAAA 1.5V, Approx. 300 h life.RedringĀ® automatically shuts off after 4 hrs.Weight: 134 g (4.726oz) excluding mounts, 192 g (6.773oz) including mountsLength: 134 mm (5.275in), mounts includedWidth: 44 mm (1.732in)Height: 45.7 mm (1.779in)Material:… The Redring® shotgun sight