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- Brand: CRKT
- CODE: TC-0010904
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Description
CRKT Counterpart Crossbar Lock folding knife - K431KKP
CRKT Counterpart Crossbar Lock - K431KKP folding knife designed by Ken Onion. D2 steel Tanto blade, IKBS bearings, ambidextrous lock & weight of 59.5g
The CRKT Counterpart™ Crossbar Lock folding knife - K431KKP is a creation of legendary designer Ken Onion, combining high practical utility with elegant, modern aesthetics. Designed to offer maximum readiness and precision, it is the ideal everyday carry (EDC) companion for demanding tasks in the city or outdoors.
It features a tactical Tanto blade made from D2 tool steel with a Black Oxide finish, offering excellent edge retention and increased piercing strength. Fast and smooth blade deployment is ensured by the IKBS™ Ball Bearing Pivot System combined with the low-profile thumb disc, allowing quick one-handed opening.
The Counterpart™'s standout feature is the ambidextrous Crossbar Lock mechanism, which provides excellent security during use and easy closing for both right- and left-handed users. The handle made from lightweight and highly durable glass-reinforced nylon (GFRN) keeps the knife's total weight to just 59.5 grams, while the adjustable tip-up pocket clip ensures discreet and secure carry.
Key Features & Benefits
- D2 Blade Steel: Premium tool steel with excellent edge retention and wear resistance.
- IKBS™ Ball Bearing System: Ensures exceptionally smooth and rapid blade rotation during opening.
- Ambidextrous Crossbar Lock: High-security mechanism, easy to operate with either the left or right hand.
- Lightweight GFRN Handle: Glass-reinforced nylon for maximum durability with a weight of just 59.53 g.
- Ken Onion Design: Designed by the youngest designer inducted into the Blade Magazine Hall of Fame.
Technical Specifications
| Manufacturer / Brand | CRKT (Columbia River Knife & Tool) |
| Model | Counterpart™ Crossbar Lock - K431KKP |
| Designer | Ken Onion (Kaneohe, Hawaii) |
| Knife Type | Folding Knife / Pocket Knife (EDC Folding Knife) |
| Locking Mechanism | Crossbar Lock (Ambidextrous crossbar locking mechanism) |
| Blade Material (Steel) | D2 Tool Steel |
| Blade Shape & Edge | Tanto / Plain Edge |
| Blade Finish | Black Oxide Finish |
| Opening System | Thumb Disc with IKBS™ bearings |
| Blade Length | 3.31" / 84.18 mm |
| Blade Thickness | 0.11" / 2.74 mm |
| Overall Length (Open) | 7.75" / 196.85 mm |
| Closed Length | 4.42" / 112.29 mm |
| Weight | 2.10 oz / 59.53 g |
| Handle Material | Glass-Reinforced Nylon (GFRN) |
| Carry Clip | Adjustable pocket clip (Tip-Up, Left / Right) |
Care & Maintenance Instructions
- Cleaning: After use, clean the blade and pivot mechanism of dust or dirt.
- Dry Care: D2 steel is semi-stainless with a high carbon content. Always dry the blade before storage.
- Lubrication: Regularly apply 1-2 drops of specialized maintenance oil to the IKBS™ bearings and Crossbar Lock mechanism.
- Sharpening: Sharpen the D2 blade using high-quality diamond or ceramic sharpening stones.
Who Is It For
- EDC (Everyday Carry) Enthusiasts: For those looking for an ultra-lightweight (59.5g) and sharp folding knife for everyday carry.
- Left- and Right-Handed Users: Thanks to the ambidextrous Crossbar Lock and reversible pocket clip.
- Collectors & Ken Onion Fans: For those who appreciate the innovative creations of one of the world's most renowned knife designers.
Frequently Asked Questions (FAQ) about the CRKT Counterpart Crossbar Lock
1. What advantages does D2 steel offer?
D2 is a premium tool steel that offers excellent edge retention and high wear resistance, requiring sharpening less frequently.
2. How does the Crossbar Lock mechanism work?
It is an ambidextrous crossbar locking mechanism that provides a secure blade lock in the open position and safe release without placing your fingers in the blade's path.
3. What is the IKBS™ ball bearing system?
It is a specialized bearing pivot system at the knife's pivot that minimizes friction and provides exceptionally smooth blade opening.
4. Is it suitable for left-handed users?
Yes, both the Crossbar Lock mechanism and the adjustable pocket clip are fully ambidextrous.
5. Does D2 steel require special care?
Because D2 has a high carbon content, it is recommended to keep the blade dry and lightly oiled after use to prevent surface oxidation.
Tactical Corner Tip
The CRKT Counterpart™ Crossbar Lock folding knife combines D2 steel with IKBS™ bearings. D2 & IKBS Maintenance Pro Tip: D2 tool steel offers outstanding edge retention, but it is semi-stainless. After cutting materials exposed to moisture or salt, clean the blade, dry it thoroughly and apply a thin layer of maintenance oil. Additionally, add a drop of oil to the IKBS™ pivot to keep the knife's opening fast and smooth.
Do you have questions about EDC pocket knives or CRKT knife maintenance? Call us: +30 28210 87 733.
Information Confirmation: The technical specifications, D2 steel, Black Oxide finish, Tanto blade, Crossbar Lock mechanism, IKBS™ system, dimensions (3.31" blade length, 0.11" thickness, 7.75" overall length, 4.42" closed length, 59.53g weight), GFRN handle and designer Ken Onion were 100% confirmed by the product information.
















