Mopar Prototype Cars Prototype Car Designs Prototype concept car :: Behance Prototyping Automotive Exterior Design Company Creative Wave Prototype concept car :: Behance Para 3. Lightweight, open backed construction style and its stainless steel liners are nested into machined recesses in the textured G 10 scales Reduces the handle thickness and provides excellent structural support for the knife's patented Compression Lock High strength mechanism locks the blade securely open during use, yet allows it to be closed easily and safely with only one hand The Para 3 takes all the proven features and benefits of Spydercos best selling Para Military2 and distills them into an even more compact all purpose cutting tool. Its three inch blade is precision machined from premium CPM S30V particle metallurgy stainless steel and features a full flat grind for a superior balance of strength, point utility, and low friction cutting performance. It includes a textured index finger choil and thumb ramp that provide a solid purchase for a forward grip and offer enhanced control during precise cutting tasks. The blades signature Trademark Round Hole clearly brands it as a member of the Spyderco family and is fully accessible to allow quick, positive, one handed opening with either hand.