The vism blastar carry handle mount is designed to fit around the AR15 front sight post in a forward position over the handguard and the forward portion of the upper receiver leaving room behind the blastar carry handle for most folding rear backup iron sight on the rear portion of the receiver rail. The carry handle can also be mounted onto any 14.5" length of Picatinny rail of any type of firearm with room. The carry handle features a 0.5" Picatinny rail riser for mounting AR15 optics. The Picatinny riser is 5.25" in length. Constructed of hard anodized aluminum. Mounting bolts and tools included.