TYPE “D” cylinder internal air volume for barrels with length between 301 and 400 millimetres. The external surface has been machined to maximize heat dispersion due to friction and air compression during firing cycles. The internal surface has been mirror polished to ensure the lowest possible friction and minimize wear of the piston head sealing o-ring. All cylinders produced by FPS are 100% MARUI compatible. 100% MADE IN ITALY. Measures: - internal hole: 23.8 mm. - external diameter: 25.4 mm. - length: 72.2 mm.
