Retroarms stainless steel Cylinder type:Cylinder D Regular maintenance is needed for

Regular maintenance is needed for all gel ball guns in order to keep it in good working condition and reduce wear out issue on parts

Pistol in the image is not included

Black Widow Gearbox Spring Retainer V2

Solid Aluminium Height-Adjustable Monopod

and a fuller tactical picture than standard iron sights

Retroarms stainless steel Cylinder type:Cylinder D Regular maintenance is needed forRetroArms Cylinders are CNC out of high quality superior stainless steel. Super smooth on the inside so your piston O rings stay healthy and dont get cut up from unwanted burs. Cylinder A 72mm inner Barrel 130 239mm Cylinder C 72mm inner Barrel 290 369mm Cylinder D 72mm inner Barrel 370 469mm Cylinder E 81mm inner Barrel 470 650mm