Modify-Tech announce their new Lightweight High Capacity Gas Tank for the Marui M870 Gas Shotgun series... "The whole gas tank is made of aluminum alloy material, compared with the original gas tank, the weight is only 215g. Internal space is increased, and the gas storage capacity is also increased by 50% compared with the Marui. The outlet valve is made of stainless steel, which greatly increases the durability.

The price is 36 US dollars, welcome to find dealers around the world to buy."