Q LLC Mini Fix 5.56 NATO 12" Gray Tapered Threaded Barrel, M-LOK Handguard, Gray Picatinny Rail Receiver, Adj Folding Stock, Black Polymer Grip The Mini FIX are chassis-less, magazine fed, 45 degree throw bolt-action firearms intended for use by hunters, competitors, recreational shooters and armed professionals alike. The one-piece receiver provides superior rigidity over multi-piece platforms and chassis, while reducing the amount of bulk and weight common in traditional bolt-action platforms. The receiver houses the trigger mechanism, bolt assembly and barrel. Attached to the receiver are the grip, folding brace/adjustable stock, handguard and continuous (zero MOA) M1913 picatinny top rail. The mini FIX use an AR style fire control safety selector and grip and are compatible with M4 or AR15 pattern magazines.