CJRB Pyrite Wharncliffe, BB AR-RPM9 Steel, Steel Handle – Minimalist Steel EDC with Button Lock
The CJRB Pyrite Wharncliffe BB AR-RPM9 is a stylish, comfortable everyday carry knife that combines a clean steel handle, Wharncliffe blade profile and modern button-lock mechanics. Designed for users who want a reliable EDC with simple one-handed operation and a tactical look.
Wharncliffe Blade in AR-RPM9 with Black PVD
Blade shape and finish
- Blade profile: Wharncliffe
- Blade length: 79 mm
- Blade thickness: 2.7 mm
- Edge type: plain
- Finish: Black PVD Coating
- Blade color: black
The Wharncliffe profile:
- offers a long, straight cutting edge with a dropped spine;
- excels at controlled slicing on flat surfaces;
- perfect for breaking down boxes, cutting straps, cord, plastic and other everyday materials.
Black PVD coating:
- hides fine scratches and wear marks;
- reduces glare;
- reinforces the knife’s tactical, understated appearance.
AR-RPM9 powder steel (59–61 HRC)
- Blade steel: AR-RPM9
- Hardness: 59–61 HRC
AR-RPM9:
- proprietary corrosion-resistant powder steel;
- high strength and good wear resistance;
- maintains a working edge for a long time;
- easy to sharpen and touch up even for less experienced users.
Button-Lock Mechanism and Ceramic Bearing Pivot
Button-lock operation
The button-lock:
- securely locks the blade in the open position;
- minimizes the chance of accidental closure during use;
- allows fast, intuitive one-handed open/close action.
Ceramic ball bearing pivot and blade cutout
- Pivot: ball bearing (ceramic)
- Opening method: blade cutout (finger slot)
The ceramic-bearing pivot:
- provides smooth, low-friction blade action;
- makes deployment quick and reliable.
The finger slot:
- offers an easy and positive way to open the knife with the thumb or index finger;
- works well for both right- and left-handed users.
Stainless Steel Handle – Solid and Refined
- Handle material: stainless steel
- Handle color: black (coated)
- Overall length: 186 mm
- Closed length: 110 mm
- Weight: 105 g
The handle:
- features a gently curved, slightly tapered shape;
- fits comfortably in the hand and provides a secure hold;
- stainless steel construction is tough, impact-resistant and weatherproof.
Pocket Clip, Pouch and Presentation
- Pocket clip: Tip-Up, reversible (right/left) – suitable for either pocket side.
- Designed for secure, relatively discreet carry on the pocket edge.
Included:
- Pouch for storage and transport;
- gift box, making it an excellent ready-to-give present.
- Warranty: 3 months.
CJRB Pyrite Wharncliffe, BB AR-RPM9 Steel, Steel Handle – Specifications
- Brand: CJRB
- Model: Pyrite (J1925A-BST)
- Type: pocket, folding, EDC
- Blade / handle color: black
- Overall length: 186 mm
- Closed length: 110 mm
- Weight: 105 g
- Blade length: 79 mm
- Blade thickness: 2.7 mm
- Blade material: AR-RPM9 steel
- Hardness: 59–61 HRC
- Blade profile: Wharncliffe
- Blade finish: Black PVD Coating
- Locking mechanism: Button-lock
- Pivot: ceramic ball bearing
- Opening method: finger cutout in blade
- Handle material: stainless steel
- Pocket clip: Tip-Up, reversible (right/left)
- Extras: pouch, gift box
- Warranty: 3 months