Patent ID: 8522465

Claim:
A bolt action firearm comprising: a chassis; a receiver located along the chassis; a barrel assembly mounted to the receiver and defining a chamber of the firearm adjacent the receiver, wherein the barrel assembly comprises an interchangeable barrel assembly releasably mounted to the receiver; and an interchangeable bolt assembly having a bolt body slidably received within and movable along the receiver and defining an axial bore extending therethrough from a distal end to a proximal end, the interchangeable bolt assembly operable within the receiver for chambering and ejecting ammunition cartridges, the interchangeable bolt assembly including an interchangeable bolt head received within the axial bore at the proximal end of the bolt body and engaged by a removable locking member to releasably lock the interchangeable bolt head within the bolt body; and a firing pin assembly received along the axial bore of the bolt body through the distal end thereof, the firing pin assembly having a firing pin that is extensible through a firing pin bore of the bolt head; wherein the firearm can be reconfigured to be operable with ammunition cartridges of different calibers or sizes by interchanging the barrel and bolt head without having to replace the firing pin assembly to adapt the firearm to fire different caliber or size ammunition.