Stating a functional shotgun inside a bionic leg

[binn05]

Originally Posted by Anthony

A weapon mount plus payload adequate to contain the shotgun might do the job (payload is rather vague on shapes, so having a firing port might be an advantage or perk ... or it might just be a zero-point feature. It's probably a perk if you can open and close it as needed).

I'm using Payload as part of the advantage, so I'm imagining it hidden inside the leg.