G&P Aluminum Paratrooper AEG Outer Barrel (6.5inch, 14mm CW) 2015 Standard Slide you can choose a shorter/longer

you can choose a shorter/longer barrel depends on your purpose  If this one is not suitable for you

Guarder KSC M4 GBB Firing Pin  AISI 4140 Steel Construction  Thermal Treatment (40 drgee HRC)  As many round fired from the pistol

SKU G-FTK-33 Major Color Other Built Material S303 Stainless Steel/Brass/Polycarbonate/Aluminum/Acetal/Steel Package Includes SP120 Spring (Oil Quenched/Tempered Si-Cr Alloy Steel Wire) Polycarbonate Piston Air Seal Nozzle Ball Bearings Spring Guide Polycarbonate Ventilation Piston Head Stainless Cylinder Head Lucid Chromium Plating Cylinder Original Type Steel Gear Enhanced Tappet 6mm Steel Bushing Shim Set Taflon Grease Manufacturer Guarder Hop-up N/A Shooting Mode N/A Gearbox Type N/A Fit Battery Pack N/A Bullet Type N/A Pistol Power Source N/A

Hi-Cap Magazine for M4 AEG (Black

Navy Seals

G&P Aluminum Paratrooper AEG Outer Barrel (6.5inch, 14mm CW) 2015 Standard Slide you can choose a shorter/longerG&P Aluminum Paratrooper AEG Outer Barrel (6. 5inch, 14mm CW) Reinforced Aluminum Constructed One Piece Barrel For Auto Electric Gun (AEG043) Fit for G&P Front Set RAS series to install with Marui Barrel tip end has Clockwise 14mm Thread Super rigid construction for high end upgrade user SKU GP OTB BRL007 UPC N A Item Weight (gram) 110 Major Color Black Length 167mm Adaptive End 14mm Clockwise Built Material Aluminum Manufacturer G&P