Sharps Model 1853, .52 cal. Slant Breech percussion carbine.  Serial #11921.  Antique. Good condition.  21 ½” barrel has lightly pitted bore with strong rifling, correct sights.  Barrel and receiver have mostly brown finish with correct patent markings throughout.  Stock is good with light handling marks and chunks missing at forend and toe of butt.  Nice brass patch box and butt plate.  Long sling slide bar extending to front barrel band.  Falling block action and hammer lock works fine.  A unique piece of American history! Antique – can ship to your door.