US Patent 7882654 Accessory mount for a firearm

An accessory mount for a firearm that includes a barrel and a front sight located on the barrel comprises: a first section adapted to engage a first side of the firearm at the front sight and including a boss that extends into and is received in an aperture defined by and through the front sight; a second section adapted to engage a second side of the firearm at the front sight and including a boss that extends into and is received in the aperture defined by and through the front sight; and one or more fasteners that secure the first and second sections to one another; wherein the first and second sections collectively define a substantially cylindrical channel adapted to receive and secure an accessory below the barrel of the firearm.