Poseidon Air Cushion Rifle Barrel 640mm ( For Marui / WE ) ( Hop Up Rubber Not included ) Carpet - New hop chamber design

- New hop chamber design

Weight: 55g

14mm CCW )

Adjustable Rear Sight

Poseidon Air Cushion Rifle Barrel 640mm ( For Marui / WE ) ( Hop Up Rubber Not included ) Carpet - New hop chamber designPoseidon Air Cushion Rifle Barrel 640mm ( For Marui WE ) ( Hop Up Rubber Not included ) The all new Poseidon Air Cushion barrel features a new patented design with a unique Air Track Inner Bore design that creates an optimal air cushion around the BB, allowing BB to go through the barrel in a higher speed and more consistently. Combined with Air Relief Divergence feature that diverts the air turbulence that is created at the moment the BB exits the