The new RAT WORK MRX. This knife is the next generation of failsafe auto mechanisms that are newly patented and the only knife that features a ball bearing and chain link automatic mechanism.
The MRX represents four firsts in knife making. 1st operates on a miniature roller chain. 2nd blade pivots on a permanently lubricated ball bearing washer system. 3rd Powered by dual nested right and left hand wound extension springs. 4th Model name and manufacturer are concealed within handle for sterile look. It features a machine hollow ground CPM-154 blade, ergonomic contour, recessed button, and class III hard coat anodized finish with ball bearings and nested extension springs. Blade is 3.5" to the Ricasso, Overall length is 8.5", 5" closed. Blade is 4" 154CM and/or S35VN, RC58, finish MilSpec III anodized handle. Comes with zipper pouch, LIFETIME WARRANTY, made in the USA. There is no play at all in this knife. It comes very close to a custom made finish for the Walk & Talk features of this knife.