CRKT Counterpart Crossbar Lock, Black: Plain Edge, Oxide Blade, GRN Handle, Model K431KKP

The Counterpart™: where utility meets style.

When legendary knifemaker Ken Onion puts pen to paper, the result is always purpose-built. The Counterpart™ is no exception—blending practical utility with smooth, modern style.

The Counterpart™ features a D2 steel tanto blade with a durable oxide finish—offering excellent edge retention and piercing strength. The IKBS™ ball bearing pivot ensures smooth deployment, activated by the low-profile thumb disc for quick, intuitive access.

An ambidextrous Crossbar Lock offers rock-solid security whether you’re left- or right-handed, while the black glass-reinforced nylon handle balances toughness with featherweight carry comfort. The adjustable tip-up pocket clip keeps it riding discreetly until called to action.

This is not just a folding knife—it’s your steadfast Counterpart™ when the job demands precision, confidence, and readiness.

• Superior Performance: D2 blade steel for excellent edge retention
• Smooth Opening: Thumb disk with IKBS™ ball bearing pivot deploys the blade smooth
• Ambidextrous Closing: Crossbar Lock can be easily closed right or left handed
• Strong and Lightweight: Glass-reinforced nylon handle is durable and lightweight
• Carry Options: Adjustable clip for left or right hand carry

Care Guide

Properly maintaining your knife not only prolongs its life - it also makes for a safer and more enjoyable cutting experience. To keep your knife in prime working condition, keep it sharp, clean, dry, well-oiled, and a in good working order. See our detailed "knife-care" care guide for more information on knife care and maintenance.