In Brettzies WP v1.2 you get a brand new Barrett Firearms M468 rifle in addition to the other new models M4A1, M16A4, Mk12, and Mk23. All that and it also loads GRAW 2 up with a very cool custom movie loader, showcasing the weapons with brand new character animations by Brettzies. The forum discussion for the fantastic weapons mod can be found here.