New sheath has excellent retention and blade was spotless. " overall. [HOST] › Forums › Backpacking/DIY Hunting Equipment › Gear. ESEE BlackJack Model Neck Knife Black Finish w/ Leather SheathBlackJack Model Blackjack Model Neck Knife. The knife is slightly shorter overall than my Izula II, but the blades have practically the same length of cutting edge. The ESEE CR is a great little knife that I carry at all times. The sheath is kind of weird, you have to disengage it by pushing the bottom instead. . [HOST] › Blackjack-ModelNeck-Knife › product-reviews. The Izula or the Izula 2 are also good knives. 3" CM Stainless blade. On the other hand the came verrrry decently. The grinds. One piece red powder coat finish stainless construction. If you look really hard you can find a LT Wright. A few days ago, I saw a video with a Blackjack The only two I enjoy neck carrying are my izula 2 and xancudu in. Blackjack knives comes in CPM About identical in size. But either way the izula was a much more useful size and comfortable.