CobraTec Knives Trapper Hidden Release Automatic Folding Knife 3.125in D2 Steel Satin Drop Point Blade Red Wood Handle. The handle is comprised of various textured handles with steel bolsters and comes with a drop point D2 steel blade. Push the bolster up to deploy the blade and push the bolster up again to release the lock. The Trapper has been around for many years and CobraTec is excited to add a bit of modern to this knife by making a hidden release auto. Specifications for CobraTec Knives Trapper Hidden Release 3.125in Automatic Folding Knife: Manufacturer: CobraTec Knives Blade Length: 3.125 in Overall Length: 7.37 in Blade Material: D2 Serrated: Plain Knife Application: Folding Blade Blade Shape: Drop Point Blade Finish: Satin Lock Type: Hidden Release Lock Sheath Material: No Sheath Weight: 4 oz Opening Method: Automatic Closed Length: 4.25 in Package Contents: CobraTec Knives Trapper Hidden Release 3.125in Automatic Folding Knife CobraTec Knives CTTHRRED: Trapper Hidden Release Automatic Folding Knife 3.125in D2 Steel Satin Drop Point Blade Red Wood Handle