O ring size

[Pollynator_bravo2]

Hey folks - what size should the O ring be for a standard aeg m4 piston in a V2 box ?

 

[Lozart]

About this big:

https://www.ak2m4.co.uk/internal-parts/pistons-heads/piston-head-o-ring-viton

 

[Pollynator_bravo2]

About this big:

https://www.ak2m4.co.uk/internal-parts/pistons-heads/piston-head-o-ring-viton

Click to shrink...

Brilliant - thanks for this