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It doesn't fire, but has a motorized barrel set as well as being just plain cool.
Pineapplebobthegreat's Knex Minigunby PineapplebobTheGreat
knex minigunby knexinventer
Dillon minigun!!by Hephestus
Nerf Minigun Pistol!!!!!by nerfrocketeer
K'nex 9mm Smith and Wesson M&P Shieldby A Magical Effing Unicorn
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