Knex Scorpion (smg) With Detachable Mag By KNEX GUN BIULDER in LivingLEGO & K'NEX2,5962Save PDFFavoriteIntroduction: Knex Scorpion (smg) With Detachable MagBy KNEX GUN BIULDERFollow More by the author: About: i just like knex lol More About KNEX GUN BIULDER »this is just a knex scorpion smg that i build with a detechable mag the range is pretty gd