The SIDELOK Absolute Co-Witness QD Mount is precision-engineered for Trijicon RMR red dot sights featuring quick detach functionality and absolute co-witness capability.SIDELOK Absolute Co-Witness Mount with Quick Detach (QD)Specifically designed for Trijicon RMR opticsAbsolute co-witness allows iron sight alignment through opticQuick detach system for rapid mounting/dismountingBlack anodized finishLightweight construction at 0.213 lbsIdeal for tactical applications competitive shooting and defensive use where quick optic removal and backup iron sight access are critical requirements.