Pro Arms 14mm Threaded Outer Barrel (Black) - VFC SIG M17 Category_Auto Sear Spring Fits for MARUI PX4 Gas

Fits for MARUI PX4 Gas Blow-Back (Original Length)

Weight: 88 g

- For VSR-10 Series FN SPR A5M

Maple Leaf Diamond with Monster Hop Up Rubber for KSC/KWA System 7 GBB Pistol

- Patterned after the Gen 5 pistol

Pro Arms 14mm Threaded Outer Barrel (Black) - VFC SIG M17 Category_Auto Sear Spring Fits for MARUI PX4 GasColor: BlackMaterial: AluminumItem No.: PA VFC M17 004 *PS: Please note: installing parts assemble fitting airsoft gun will need intermediate knowledge; for expert or airsoft gunsmith. Please refer to your airsoft gunsmith for proper installation fitting. Fitting may be needed as the condition of each airsoft gun might be different. Regular maintenance is needed for all airsoft guns in order to keep it in good working condition and reduce wear out