Knex Pistol With Mag By hfoster8 in LivingLEGO & K'NEX5017Save PDFFavoriteIntroduction: Knex Pistol With MagBy hfoster8plus.google.com/1013917910250541Follow More by the author: About: I love to make things and help you guys build more every time I make something I will post it More About hfoster8 »Step 1: Knex Gun 2.0I added a laser sight and light