Model Variants (Including Prototypes)
M82 - Base Designation
M82A1 - "Improved" M82; redesigned muzzle brake.
M82A1A - Optimized for Mk 211 Mod 0 12.7mm ammunition.
M82A1M - Rear grip; provision for monopod; redesigned rail.
M82A2 - Shoulder-fired bullpup configuration.
M82A3 - Based on M82A1M; sans rear grip and monopod provision.
M90 - Bullpup Design; bolt-action alternative to semi-automatic M82 series.
M95 - "Improved" Barrett M90; bullpup design; bolt-action operation.
XM107 - "Improved" M82A1M model
M107 - Based on M82A1M; US military Designation.
XM109 "Barrett Payload Rifle" - Experimental OSW based on M82A1; shortened 25mm barrel for firing high-explosive catridges.
XM500 - Currently in development; gas-operated, semi-automatic operation; light/compact bullpup configuration; based on M82/M107; picatinny rail; adjustable bipod.
G82 - German Army Designation for M107
Mrg M/95 - Denmark designation for Barrett M95
12.7 TKIV 2000 - Finnish Designation for M82A1
12.7 MOR - Norwegian Designation for M82A1
Ag 90 - Swedish Designation for M82A1
M99 - Netherlands Barrett M99