13 Firearm attachments, namely, modular external rail systems for firearms; Firearm attachments, namely, modular external rail systems for attaching accessories to firearms; Firearm attachments, namely, mounts for attaching accessories to a firearm; Firearm attachments, namely, mounts for attaching ancillary equipment to a firearm; Firearm attachments, namely, mounts for attaching grips to a firearm; Firearm attachments, namely, mounts for attaching gun sights to a firearm; Firearm attachments, namely, mounts for attaching laser pointing devices to a firearm; Firearm attachments, namely, mounts for attaching lights to a firearm; Firearm attachments, namely, mounts for attaching night vision devices to a firearm; Firearm attachments, namely, mounts for attaching telescopic sights to a firearm; Firearm hand guards; Firearm magazine speedloaders; Firearm tactical rails; Firearms; Firearms, namely, mortars; Adapter inserts for firearms to allow for use of different gauges and calibers of ammunition; Automatic firearm ammunition belts; Breeches of firearms; Muzzle-loading firearms; Sling straps for firearms; Supplemental chambers for firearms