Night Fision RMR Cut/Holosun 507c Adapter Plate + Tritium Ylw Front Sight Combo Black. Alongside our rugged nitride-coated 17-4 stainless steel optic plate this set includes a lower 1/3rd co-witness backup sight setup featuring a tritium front sight and a blank rear with anti-glare serrationsideal for those who prefer a simplified intuitive sight picture when transitioning between red dot and irons. This combo gives shooters an all-conditions solution without compromising performance. Specifications for Night Fision RMR Cut/Holosun 507c Adapter Plate + Tritium Ylw Front Sight Combo: Manufacturer: Night Fision Optic Cut: SIG Sauer P320 Optics Ready Fabric/Material: 17-4 Stainless Steel Color: Black Gun Model: SIG Sauer P320 Features of Night Fision Optic Plate + Tritium Ylw Front Sight Combo RMR/507c to Sig P320 Includes Night Fision Pistol Optic Plate Includes 345-332 height backup sights: tritium front sight with blank rear for lower 1/3rd co-witness Tritium front provides enhanced low-light visibility Rear sight is blank with anti-glare serrations Compatible with Sig P320 models with Sig Pro Cut Fits Trijicon RMR Holosun 507c and other compatible optics (see Pairing Guide) Optic plate machined from 17-4 Stainless Steel nitride coated for durability Optic plate thickness: 0.2 Extra screws and installation tool included" Package Contents: Night Fision Optic Plate + Tritium Ylw Front Sight Combo RMR/507c to Sig P320 What firearm models does the manufacturer say Night Fision RMR Cut/Holosun 507c Adapter Plate + Tritium Ylw Front Sight Combo is compatible with? The manufacturer says that Night Fision RMR Cut/Holosun 507c Adapter Plate + Tritium Ylw Front Sight Combo is compatible with SIG Sauer P320Night Fision SIG-OPBS-RMR-P320-YGZX: RMR Cut/Holosun 507c Adapter Plate + Tritium Ylw Front Sight Combo Black