Case RussLock Navy Blue 61953LSS pattern. 4 1/4 closed linerlock. Stainless clip blade with extended tang for one hand opening. Navy blue jigged bone handles with bright red Case logo shield and nickel silver bolsters." 61953LSS pattern. 4 1/4" closed linerlock. Stainless clip blade with extended tang for one hand opening. Navy blue jigged bone handles with bright red Case logo shield and nickel silver bolsters.