ULTIMATE Cylinder Head - V6. Gearbox Gun Platform_G-Series 500 high quality Marui 0

500 high quality Marui 0

Green gas is recommended for best performance with the gas magazine

Increases the height of your rail by 25mm

Green gas magazine are available here

giving the shotgun an overall length of 960mm

ULTIMATE Cylinder Head - V6. Gearbox Gun Platform_G-Series 500 high quality Marui 0Precision CNC manufactured cylinder heads from ULTIMATE. Colour coded for easy recognition, this head is suitable for version 6 gearboxes. Double o ring design minimises air loss from the cylinder. Special trumpet design maximises air delivery to the BB and barrel. A powerful rubber buffer is installed on the rear of the cylinder head to absorb impact from the piston. A unique feature of these cylinder heads is the built in rubber flange on the outer