A transparent CGI cutout side view render of the UNSC standard-issue BR55HB SR Battle Rifle of Halo 3 and Halo 3: ODST.
Note: the HB most likely stands for Heavy Barrel to slow the increase of temperature as the weapon is fired, and the SR likely stands for either Scoped Rifle or Service Rifle.
Magazine Size: 36 rounds, with a max of 144, or four magazines. (Halo 2 BR55 & Halo 3 BR55HB SR)
This render is copyright property of Bungie, LLC., 343 Industries, Microsoft Game Studios, Microsoft Corporation, and all pertinent companies.