NcSTAR Compact Friction Rifle Bipod AEG Airsoft Gun Magazines The TRG unique rail system

The TRG unique rail system has both keymod side rails and standard under/top rails for accessories

G&G ARP9 AEG - 300 Round Hicap Magazine

The HK VP9 14 Round Co2 - Spare Magazine

4v 800mah stick type battery in there (not recommended)

NcSTAR Compact Friction Rifle Bipod AEG Airsoft Gun Magazines The TRG unique rail systemThe NcSTAR Compact Friction Rifle Bipod. Fits on most guns! Requires either a bipod stud (found on sniper rifles) or a bottom standard rail to mount onto. Can also mount onto a barrel as a last resort (all adapters are included in the box). If you want a bipod for your rifle, this is a great one to get! Precision Grade Bipod Compact Model 5. 5" 8. 0" with Smooth Tension Legs Height: 5. 5" Collapsed Height: 8. 0 Fully Extended Bipod directly mounts