The X-Force 7.5 mm ID barrels are a standard barrel suitable for the most gels. Aluminium alloy material, external oxidation, internal mirror treatment Adapted to JM 8 M4A1/ JM 9M4A1 gel blasters Note that when the JM 9 is modified, it is necessary to replace the shorter handguard. Outer diameter 9.5mm, inner diameter 7.5mm, inner tube length 27cm NOTE: Please select colour otherwise random colour will be selected.
