CNC-machined, steel, rear sight with Novak's famous, low-profile design and the added versatility of elevation and windage adjustments. Set screw allows drift adjustment for windage; elevation screw positively stops and audibly clicks for easy fine-tuning. Smooth, contoured edges have less chance of catching or snagging. Available in for Colt and SW1911 pistols. Mfg: Novak