Tuning a sub 12 rifle

Hi guys in this one I detail a method of tuning a sub 12 rifle.

Sekhmet gauges: 10% off
Code: "SUB12"

https://www.sekhmetonline.com/?ref=SUB12

Merchandise link:

https://personalised.clothing/sub12airgunners

Lord Christopher patterson:
@lordchristopherpatterson