T-N.T. Studio APS-X HOP-UP SYSTEM Precision Double I/D Air-cushion Inner Barrel For Marui MK23 GBB (132mm) Major Color_Transparent Item Weight (gram) 1553 Major

Item Weight (gram) 1553 Major Color Black Length 270mm (Folded) / 520mm Blow Back Yes Hop-up Adjustable Shooting Mode Semi/Fully Automatic Other Power Source 330 FPS (Top Gas Test @ 25°C Room Temperature) Magazine Capacity 20 Rounds Bullet Type 6mm BB Manufacturer KSC Package Includes KSC Vz61 HW Full/Semi Auto GBB SMG

For Guarder Aluminum/ Steel Slide use only

20g Superior Perfect Hit 6mm Bio BB (1600 rd)

- Lightweight duralumin cutout

Green fluorescent Metal Front & Rear Sight

T-N.T. Studio APS-X HOP-UP SYSTEM Precision Double I/D Air-cushion Inner Barrel For Marui MK23 GBB (132mm) Major Color_Transparent Item Weight (gram) 1553 MajorT N. T. Precision Double I D Air cushion Inner barrel only at the outlet of a large inner diameter. Therefore, gas envelope effect, part of the gas "coated" the BB, front guide airflow sharp and straight. Rear of BB's airflow is more strong some people think thatT N. T. Air cushion Directional Inner barrelis "whole branch is large inner diameter" the right answer is only front end ratio is the large diameter, not entire, the rear end of the inner