All Endura 4 Lightweights are distinguished by their skeletonized stainless steel liners and injectionmolded fiberglassreinforcednylon handles. The blade is supported by a sturdy back lock mechanism that locks it securely open when in use yet allows easy ambidextrous lock release. BiDirectional Texturing on the handle ensures a positive grip in even the most demanding conditions and its fourposition pocket clip can be easily configured for tipup or tipdown carry on either side of the body.