This 13.5 Inch AK Keymod Hanguard Rail is ideal if you are looking for rail space on your standard AK platform. Extra KeyMod rail segments are often added if you are looking for more rail space on top of the 4 side rail segments already included. thanks to the CNC machined aluminum this over the barrel rail is extremely sturdy having a solid feel. Not only does it add a singular look to your standard AK it adds more room for accessories that you simply please.