VISM Pro Series Top Mounted Deployable Front and Rear Sight Black. Front sight features an A2 front sight post that is fully adjustable for elevation. Front sight height is designed for handguard rails monolithic receivers and gas blocks that are at the SAME height as the AR receiver Picatinny rail. Front Sight Dimensions: 2.4"L X 1.1"W X 0.8"H Weight: 2.0 oz. Rear sight features A2 dual aperture (large & small) that is fully adjustable for windage. Knurled windage knob makes adjusting the windage an easy task. Rear sight low profile design folds flat to fit under the majority of scopes. Rear Sight Dimensions: 2.4"L X 1.2"W X 0.8"H Weight: 2.3 oz. Aluminum main body with steel A2 front post and A2 rear aperture. Mounts onto Picatinny Mil-STD 1913 rails mounting tool included. Patent Pending Specifications for VISM Pro Series Top Mounted Deployable Front and Rear Sight: Manufacturer: VISM Color: Black Sight Mounting Orientation: Top Mounted Sight Position: Front and Rear Gun Make: AR Platform Front Sight Color: Black Rear Sight Color: Black Deployable: Yes Fabric/Material: Aluminum Gun Type: Rifle Hand: Ambidextrous Mount Type: Picatinny Package Contents: Vism Pro Series Flip-Up Front And Rear Sights VISM VMARFLC: Pro Series Top Mounted Deployable Front and Rear Sight Black