Night Fision Holosun 507c Adaptor Plate + Tritium Ylw Front Sight Combo RMR/507c to CZ-P10 Black CZU-OPBS-RMR-P10-YGZX. Alongside our rugged nitride-coated 17-4 stainless steel optic plate this set includes a lower 1/3rd co-witness backup sight...