ACME Machine HK Style Flip Up Sights

Constructed of 6061 aircraft grade aluminum calibrated and matched together as a set. Flip-open rear Sight is designed for same plane with low profile rear sight dual aperture micro low profile design rear sight: micro style wind age knob features same moa adjustment as standard front sight: A2 post elevation adjustment smooth ball bearing pivot detent locks sights in both up and down positions color: matte black finish. 100% satisfaction guaranteed. Flip-open front sight well packaged to protect the product and fast shipment is another quality of us. So, order now!! Product features: • Rear sight: wind age adjustable features same moa adjustment as standard sight and front sight: A2 post elevation adjustment. • Same height above bore as standard-issue sights. • Machined from lightweight, extremely durable and wind age adjustments. New addition, great purchase and installed without any problem.