This is just a mockup picture of the 'stowed' configuration with the handle folded back, hopefully with a mechanism that will let people snap it out into firing configuration the way Gun Jesus can whip out a Rooseveltean shotgun in a gif.
LBRY Tags: 3d printing; blockchain; education
NT79 Untested Lever Latch Remix
Those God Damn Sights
Type 3 - Gas Block - Reference