The Tiger Rock Inc. MT028 Flat Top See-thru Tri-rail 1" Riser Mount optimizes your AR-15's versatility and shooting performance. Crafted from robust 6061-T6 aluminum, this mount features a 1.1" raised top rail with an innovative "See-thru" slot for seamless sight alignment. Measuring 5.3" in length and finished in a sleek matte black, it provides a perfect blend of durability and aesthetics. The 13 full-length side slots offer ample options for additional optics, ensuring enhanced precision for any shooting scenario. 6061-T6 aluminum construction Length: 5.3" Provides 1.1" "See-thru" rise Fits: AR-15 Elevate your shooting experience with this essential accessory.