Benchmade 3551 High Speed Side Jumping Knife (Black Blade)

Brand: BENCHMADE 
Model: BM3551
Total length: 180mm
Blade length: 75mm
Closure: 104mm
Steel: 154CM steel
Hardness: 60HRC (ultra-high hardness, very sharp)
Blade thickness: 2.5mm
Surface: Black Titanium
Net weight: 72g
Weight: 141g (including packaging)
Handle material: 6061 T6 aluminum alloy+anodized and CNC computer-formed, extremely precise
Opening method: PUSH BUTTON button type opening, with safety lock insurance included.
Designer: Pardue Design
Packaging: Original color box, instruction manual, velvet bag
BENCHMADE Butterfly Upgraded PARDU AUTO. The old model was the 3550 series, which has now been discontinued and upgraded to the new 3551 series. Compared with the old model, the new button has been upgraded to be enlarged and widened, making it easier to operate when wearing gloves; The insurance lock button has also been enlarged for easy operation; The main blade material and handle material are consistent, made of 154CM steel, which old knife enthusiasts know is the official steel used by Butterfly. Although a little old, it has excellent rust resistance and decent retention. It is great for making small knives. This model is a side jump and can be opened instantly by pressing a button, which is faster than ordinary manual folding knives. It is designed specifically for law enforcement personnel!