Gbbr gas leak

here are some tricks how to fix a leaky mag. when gbbrs work they are great and when they don't ugh. ghk mags are good they tend to not leak and its based on the wester arms platform I use it in my vipertechs since the are easy to fix and have a harder kick then the vipertech mags.
I run co2 only in them devils mod

[@bungalarangan100]

Keep uploading ma man i like it

[@TomiHarley]

Thank you kindly