T-N.T. Studio APS-X HOP-UP SYSTEM Precision Double I/D Air-cushion Inner Barrel For Marui MK23 GBB (132mm) Category_Gear Box Item Code: GMB-FI34-TTS

Item Code: GMB-FI34-TTS

Taflon Grease

Item Code: RS-IF

For MARUI AK-47/47S Original Use only

T-N.T. Studio APS-X HOP-UP SYSTEM Precision Double I/D Air-cushion Inner Barrel For Marui MK23 GBB (132mm) Category_Gear Box Item Code: GMB-FI34-TTST 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