Blake's 7 Liberator Handgun

My impression of the iconic energy weapon from the Liberator spaceship in the classic British Sci-Fi series Blake's 7. This hasn't been created by meticulous measurements from snowy VHS on freeze-frame, or anything like that, it's just sort of eyeballed and roughed out.

Designed at about 1/5 scale - scale to 0.83x to get 1/6 scale suitable for Barbie dolls etc. Might be a bit fragile or hard to print at that scale.

The barrel has been print-prototyped with a threaded end for my interchan