It is made of reinforced polymer

If the red dot sight is not used for 4 hours

M1911 series as well as M45A1 and V10

Last but not least you also get a SP88 sidepanel

Light Orange: Filters most blue light

Ultimate Stempelhoved, CNC clayplay It is made of reinforcedUltimate has their new piston head here. It is manufactured from CNC aluminum and comes with 8 built in pressure holes and an o ring to reduce friction when the spring is running. The ventilation holes are also made so that the o ring creates a seal against the sides of the cylinder. It is 14. 5 mm in diameter, which makes it fit in most AEG weapons. The thickness is 8. 6 mm