CNC Machined Aluminum Hop-Up Unit for AK Series Airsoft AEGs ACC *Custom APS buffer tube M4

*Custom APS buffer tube M4 buffer tube pad

Incredibly Durable

Core design uses replaceable 12gram CO2 cartridges

Choose between a variety of sizes and colour combinations ranging from text colour

CNC Machined Aluminum Hop-Up Unit for AK Series Airsoft AEGs ACC *Custom APS buffer tube M4Hop Up chamber for AK airsoft replicas. This new Hop Up chamber is manufactured from aircraft dural EN AW 7075, what have steel like strengh and weight of aluminum so it is best material for use. Chamber is milled on CNC milling machine and it also has protective anodizing of 5m silver color (0,005mm). This chamber is precise and custom made constructed for best feeding and performance. For best setting of inner barrel, RetroArms created new