Noveske forged receivers

Noveske NQR 10.75" rail

BCM 11.5" barrel

Lantac BCG

Geissele G2s trigger

Geissele buffer

SilencerCo ASR flash hider

SilencerCo Saker 762

Surefire Scout (can't think of mount name atm)

Vortex Razor 1-6 in Bobro mount

The box looking thing on top is a PEQ2a full power IR laser, which you will probably not find for sale, as they aren't for sale to civilians.