Finish Project! Downgrading KWC Mini UZI, Skirmish-able

I have told you before, now i have my kwc uzi skirmishable, so this is what i do to my KWC Mini Uzi 6mm bb CO2:

Replace KWC UZI Inner Barrel With AEG Tight Bore

This one my my plan to downgrade fps of my kwc mini uzi and make it skirmishable. Replace stock tight barrel with madbull 6.01 300mm.

Just Arrived: Another Part For GHK and KSC MP7 Piston Head

Just arrived today, most sold part from ksc/umarex mp7 piston head. And GHK AK hopup set (stock) made from abs. This hopup is one of weak part from ghk ak gbbr.

Just Arrive: Refillable Co2 12g Canister, parts for ksc mp7 and glock

Just arrived, package from taiwan and hongkong for my customer:
- Refillable CO2 12g canister, made from stainless steel, look strong, but doubt rubb