slot 711

The M4 is getting a signature attachment and it's a grenade launcher (noobtube)

Except for the first delivery order, all U.S. military-issue M4 and M4A1 carbines possess a flat-top NATO M1913-specification (Picatinny) rail on top of the receiver for attachment of optical sights and other aiming devices Trijicon TA01 and TA31 Advanced Combat Optical Gunsights (ACOG), EOTech 550 series holographic ...

Storage: 100 GB available space. Sound Card: DirectX Compatible.

total size is just over 102 gb with all the dlc installed and the base game. mod tools is a further 100gb.