CowCow A01 HI CAPA Silencer Adapter - Airsoft Extreme
PDI Threaded Barrel Attachment / Adapter for Tokyo Marui GBB Pistols (Model: Hi-Capa / 14mm CCW), Accessories & Parts, Gas Gun Parts, Barrel Adapters - Evike.com Airsoft Superstore
Nine Ball NEO SAS Silencer Adapter for Tokyo Marui MP5 Style AEG Airsoft SMG, Accessories & Parts, External Parts, Threaded Adapters - Evike.com Airsoft Superstore
Pro-Arms Silencer Adaptor for Marui Hi-Capa 14mm CCW
King Arms 200mm Silencer 14mm Clockwise/Anti-clockwise thread adapter
UAC Threaded Barrel for TM Hi-Capa Suppressor Test PT 2 - YouTube