AIRTAC - Supercoil HPA Line AR15 you can fix it in

you can fix it in most cases by tightening the valves slightly

and crystal clear optics in a solid black opaque finish

Metal alloy shell

Adjustable stock for personal comfort

Hexmag HexID color identification system allows the user to color code magazines for specific purposes / loads or to differentiate mags from teammates

AIRTAC - Supercoil HPA Line AR15 you can fix it inExpanding Supercoil design stays tight when idle, stretches when needed 72+ inch expanded length for full freedom of movement Highly flexible construction for comfort and durability 4mm internal bore for optimal airflow and consistency US Foster 22 2 connectors for universal compatibility