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mrl mods but now im calling it the massive rocket launcher i've changed the round and the rubber bands. It now has 2 strings of 5 rubber bands. ...
K'NEX Gun Attachmentsby The Red Book of Westmarch
The definitive guide to K'nex weaponry on Instructables.by MI6
NEW! Mods for the SCAR 11.01 (the new SCAR 11.02)by Ghostsniper
moxx's handheld grenade launcherby moxx
Knex rocket launcher K.P.R.L. (Koenykoen's portable rocket launcher)by koenykoen
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