Midwest Industries Combat Rifle Top Mounted Deployable Rear Sight Black. These ultra low profile AR 15 Parts from Midwest Industries stand at Mil-Spec height when folded up and allow room to use most other optics when folded down. Midwest Industries Combat Rifle Rear Sights are made with an aluminum base for lighter weight and the sights are made of ordnance grade steel for ruggedness. Midwest Industries Combat Rifle Flip-Down Rear Sights make great primary or secondary sights for any rifle that has a Picatinny rail. Specifications for Midwest Industries Combat Rifle Top Mounted Deployable Front and Rear Sight: Manufacturer: Midwest Industries Color: Black Additional Features: Constructed of ordnance grade phosphate finished steel Condition: New Sight Mounting Orientation: Top Mounted Sight Position: Rear Gun Model: M16 M4 AR-15 Front Sight Color: Black Rear Sight Color: Black Deployable: Yes Fabric/Material: 6061 Aluminum Gun Type: Rifle Mount Type: Picatinny Country of Origin: USA Attachment Type: Picatinny Features of Midwest Industries Combat Rifle Folding AR Rear Sight MWI-IRN-MIREAR: Super low profile .388in centerline when folded down. Flips up to Mil-Spec height. Intermediate aperture for long-range precision and close-range rapid engagement. Dual locking detent springs for added reliability and crisp positioning. Constructed of phosphate finished ordnance grade steel. Hard coated 6061 aluminum base. Rifle .5 MOA / Carbine .65 MOA click adjustments. Package Contents: Midwest Industries Combat AR Rifle Rear Flip Sight MWI-IRN-MIREAR What firearm models does the manufacturer say Midwest Industries Combat Rifle Top Mounted Deployable Front and Rear Sight is compatible with? The manufacturer suggests that Midwest Industries Combat Rifle Top Mounted Deployable Front and Rear Sight is compatible with AR-15 M4 M16Midwest Industries MI-CRS-R: Combat Rifle Top Mounted Deployable Rear Sight Black