Nine Ball Hi Capa 5.1 Non Recoiling Barrel Color:Black the outer barrel is threaded

the outer barrel is threaded for 14mm counterclockwise (CCW) tracer units

Adjustable front sight post and rear leaf sight

QD Sling Mount attaches onto 1913 MIL-STD MIL-STD Picatinny rails

LIGHTWEIGHT DESIGN WITH FIELD PROVEN EFFICIENCY

Nine Ball Hi Capa 5.1 Non Recoiling Barrel Color:Black the outer barrel is threadedHi Capa 5. 1 "2 Way Fixed" Non Recoiling Outer Barrel 14mm CCW Threaded Muzzle Cap.Lightweight, precision machined aluminum. Made for the Tokyo Marui Hi Capa 5. 1 gas blowback series. The combination of set grub screws and high strength aluminum alloy outer barrel make for a highly stable shooting platform. Choose between a non threaded outer barrel cap for normal use, or a 14mm CCW threaded muzzle cap for infinite attachments. The outer barrel is