What does jkt 585 mean stamped on a ring?

What is the year of manufacture for a savage model 1899 serial? What is the value of a beretta 22 cal pistol model 71? Is the IMI Jericho 941 pistol availiable for civilians? Windchester 30 30 made in 1961? What is the year of a Winchester model 250 serial number B1188589? What does Some will rob you with a six-gun and some with a fountain pen mean? Who made Eastern Arms shotguns model 10118? What gram bb's should i use with the agm mp001 sniper rifle? What is the value of a 380 colt lightning? What is the value of 22 cal pistol hubertus ser 4477? Where can you find replacement parts for a Harrington and Richardson model 157 single shot 22 hornet rifle? How much is a Crosman model 454 worth in good condition? What does the gold hallmark 14K GLK stand for? What are swords made of? What scope should you get for the ruger 1022 takedown? Will a 12 gauge 870 mag barrel fit a12 gauge 1100? Is there a site where you can find the age of a weapon by its serial number? How old is a daisy model red ryder carbine C322864? When was Winchester model 90 made serial number 599? What is the value of a Harrington and Richardson model 340 243 cal win bolt action rifle?