Spyderco Stretch 2 Straight Spine K390 Plain Blade Blue FRN Handles C90FP2K390
Model Number: C90FP2K390. This Stretch 2 Lightweight folder revives the original design, with a longer handle and refinded ergonomics. Blade Material: Bohler K390. The Spyderco Stretch started as a pet-project lockback knife design.