CNC Split Gearbox V2 with int. Hop Up Chamber (8mm) - QSC | CNC Receiver, CNC gearbox, CNC airsoft upgrade parts - RetroArms
Retro arms split gearbox fits specna edge 2.0 upper and lower without issue,even the esa2 lines up (pistol grip is a little tight) : r/airsoft
BRILL Armory - Many new and improved Retro ARMS products are available, including the Gen 3 V2 Split shells. The Split shells have undergone a ton of improvements. The most notable change