Hy Hunter Firearms, .22 long rifle cal. single shot pistol.  Serial #05105, mfg. Germany.  Good condition.  8” barrel needs a cleaning.  Barrel has sliver-painted finish with target sights.  Action and grip frame are nickel plated.  Walnut grips do not fit well - may be replacements.  Action is tight and works fine.  Nice copy of the classic Stevens Tip-Up pistol.