KUB321H Kubey Royal Linerlock BlackThe KU321H Royal Linerlock is a compact 4. 25" folding knife built around a robust D2 tool steel blade with stonewash finish, offering excellent edge retention and corrosion resistance for demanding EDC use. The black G10 handle provides reliable grip in wet conditions, while the linerlock mechanism ensures secure blade lockup during cutting tasks. Thumb pull deployment and pocket clip make this a practical choice for European knife enthusiasts who