Introduction: New Knex Concepts Update #5
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About: I paint, write music, and used to build knex guns. I have a Bachelor's Degree in Studio Art. - updated 5/7/2014
1-5: Quad Barrel Shotgun: F16: A shotgun that uses a primary and secondary pin to fire 4 rods. The primary pin strikes the secondary which is confined to a small space at the front of the gun and behind the quadruple barrel. The images are color coded for ease of part identification. -by Oblivitus
https://www.instructables.com/id/Knex-Concepts/step6/Guns/
