OPF-G,RMR supports the total width in the RMR and SRO, a sealer plate is just not required. Trijicon's placement is In the event the user is Not sure, make use of the sealer plate, as well as the plate is so skinny, if it is utilised it would not make https://sethxrkap.pointblog.net/How-glock-gen-3-backplate-can-Save-You-Time-Stress-and-Money--51363687