The Night Fision Optic Plate + Backup Sight Combo provides a complete mounting solution for your Glock 43X/48 MOS with premium co-witnessing backup sights included. Engineered from 17-4 stainless steel with nitride coating for maximum durability and precision.Night Fision Optic Plate + Backup Sight ComboCompatible with Glock MOS Slimline models (43X/48)Fits Holosun EPS Carry and other optics with compatible mounting footprintCo-witnessing backup sights work with most optics sharing this footprintMachined from 17-4 stainless steel with nitride coatingIncludes extra screws and installation toolPerfect for shooters seeking a reliable red dot mounting solution with integrated backup iron sights built to withstand harsh recoil while maintaining secure accurate fit and easy installation.