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RAT Worx MRX Mini model 12301 has a machined black anodized aluminum handle and a CPM-154 steel reverse tanto blade with a black finish. The Rat Worx MRX Mini machine ground blade is made from durable CPM-154 steel. The machine cut handle is made from aluminum and comes equipped with a tip-up carry pocket clip. The MRX line of knives represent the next generation of fail-safe automatics.
The Rat Worx MRX series of knives represents several firsts in the knife making industry. It features a fully automatic blade that operates on an innovative mini roller chain system. Simply press the firing button and a chain pulls the blade smoothly into the open position with snappy automatic action. The blade is powered by dual nested right and left hand extension springs and pivots on a permanently lubricated ball bearing system.