The AP and ASPUK stores now supply the Air Seal Hop Chamber (same as Hexagon) with an improved metal o-ring adjuster and grub screw.
Previously they didn't come with this and you had to use the stock pot metal ring which was often lost or broke.
www.airsoftsniperparts.com, ASPUK
Previously they didn't come with this and you had to use the stock pot metal ring which was often lost or broke.
www.airsoftsniperparts.com, ASPUK