Alpha Parts M110 Cylinder Set for Systema Over 14.5" Inner Barrel PTW M4 (Gold) Net-Weight-(g)_90 Steel-made Front Sight Block with

Steel-made Front Sight Block with adjustable Front Sight

1/1 Scale High Power Assembled Gas Blow Back GBB Rifle

Black anodize (Real steel is Military level III hard coat with Teflon coating)

Design for Replace the Original Speed Buffer & Spring Set

The barrel is set at 6

Alpha Parts M110 Cylinder Set for Systema Over 14.5" Inner Barrel PTW M4 (Gold) Net-Weight-(g)_90 Steel-made Front Sight Block withAlpha Parts M110 Cylinder Set for Systema Over 14. 5" Inner Barrel PTW M4 (Gold) SUS304 Stainless Steel Construction M110 Power Up For the Systema Over 14. 5 Inch Inner Barrel PTW M4 Series. The stainless steel cylinders of the latest PTW EVOLUTION contains the same internal parts as the previous version of the PTW, Which means Ccomplete compatibility with existing PTW piston, cylinder head, springs, spring guide and all other parts