Combat rifle flip rear sights features a super low profile 0.388" centerline when folded down, flips ups to mil-spec height.The intermediate aperture is used for long-range precision and close-range rapid engagements.0.5 moa rifle windage adjustment, 0.65 moa carbine windage adjustment.Constructed of ordnance grade phosphate finished steel with a hardcoat 6061 aluminum base.Made in the usa.Torque clamp to 35in/pounds.Type: Flip Up RearFrame Material: Steel with Aluminum BaseFrame Color: BlackFirearm Fit: AR-15Style: Flip Up Rear SightWindage Adjustment: 0.5 MOA/ 0.65 MOAFirearm Type: AR Platform