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An innovative solution for sharpening knives with a convex edge.
Angle Control
For easy sharpening angle locking
Locking Mechanism
For secure angle locking
This accessory is compatible with Hapstone modular sharpeners (R2, V8, M3) and provides sharpening control for the perfect convex knife edge. Upgrade your sharpening experience with the Convex Adapter Series 2 for outstanding results.


