Colt Lightning Medium Frame, .32-20 cal. slide action rifle.  Serial #32171, mfg. 1888.  Good condition.  26” octagonal barrel has some pitting with strong rifling, 20% original finish with surface corrosion and some heavy dings near breech.  Crisp address markings.  Receiver and trigger guard have 20% original finish with badly damaged screws, surface corrosion and some dings.  Stock and forearm have old re-finish with good checkering, numerous handling marks.  Slide action works fine.  Antique, can ship to your door.