Halo Scope Rings EPL Series EPL-4 4-16X44 FFP Illuminated VHR - Zero Stop - 30mm TubeEPL-4 4-16X44 FFP Illuminated VHR - Zero Stop - 30mm Tube$419.99EPL-4 6-24X50 FFP Illuminated VHR/VPR - Zero Stop - 30mm TubeEPL-4 6-24X50 FFP Illuminated VHR/VPR - Zero Stop - 30mm Tube$462.34