ZEV Combat Sight set gives you everything you need to upgrade your sight picture to shoot like the pros. Technical Specs A clean serrated face for a glare free sight picture Improved accuracy due to ease of target transition and acquisition Notch width of .140 & Notch Dept of .145 will allow you enough room to keep your eyes on target during transitions CNC-machined carbon steel construction Black nitride coated for hardness and resistance to wear Compatible with SIG Sauer P320 and P365 slides