![Airtech Studios G&G ARP9/ARP556 Battery Extension Unit (Color: Black), Accessories & Parts, External Parts, M4 / M16 External Parts, M4/M16 Stock Tubes / Parts - Evike.com Airsoft Superstore Airtech Studios G&G ARP9/ARP556 Battery Extension Unit (Color: Black), Accessories & Parts, External Parts, M4 / M16 External Parts, M4/M16 Stock Tubes / Parts - Evike.com Airsoft Superstore](https://www.evike.com/images/large/airtech-78381.jpg)
Airtech Studios G&G ARP9/ARP556 Battery Extension Unit (Color: Black), Accessories & Parts, External Parts, M4 / M16 External Parts, M4/M16 Stock Tubes / Parts - Evike.com Airsoft Superstore
![Does this stock extender come with the buffer tube cap. My arp9 was bought used and didn't come with a cap. : r/airsoft Does this stock extender come with the buffer tube cap. My arp9 was bought used and didn't come with a cap. : r/airsoft](https://i.redd.it/n1m5s9lhvkj71.jpg)
Does this stock extender come with the buffer tube cap. My arp9 was bought used and didn't come with a cap. : r/airsoft
![Airtech Studios G&G ARP9/ARP556 Battery Extension Unit (Color: Red), Accessories & Parts, External Parts, M4 / M16 External Parts, M4/M16 Stock Tubes / Parts - Evike.com Airsoft Superstore Airtech Studios G&G ARP9/ARP556 Battery Extension Unit (Color: Red), Accessories & Parts, External Parts, M4 / M16 External Parts, M4/M16 Stock Tubes / Parts - Evike.com Airsoft Superstore](https://www.evike.com/images/large/gg-94216.jpg)
Airtech Studios G&G ARP9/ARP556 Battery Extension Unit (Color: Red), Accessories & Parts, External Parts, M4 / M16 External Parts, M4/M16 Stock Tubes / Parts - Evike.com Airsoft Superstore
![Evike Performance Shop Custom G&G CM16 ARP9 CQB AEG Airsoft SMG (Model: Black / TITAN), Airsoft Guns, Airsoft Electric Rifles - Evike.com Airsoft Superstore Evike Performance Shop Custom G&G CM16 ARP9 CQB AEG Airsoft SMG (Model: Black / TITAN), Airsoft Guns, Airsoft Electric Rifles - Evike.com Airsoft Superstore](https://www.evike.com/images/661/large/eps2-74692.jpg)