Remington Model 510 Targetmaster, .22 short, long & long rifle cal. bolt action single shot rifle.  NSN.  Very good condition.  25” barrel has excellent bore.   Globe front sight is missing inserts, rear sight is missing.  Barrel and receiver have 85% blue with crisp address markings.   Stock has good finish with “FJA” marking.  Sling swivels are missing.  Action works fine.  C&R OK.