May 21, 2020 · Remington Arms Co., Inc., is among the world's foremost designers and producers of bolt-action center-fire sporting rifles. The earliest Remington rifle of this type was introduced during the late 1800s, but the first really successful one was the Model 30 which was brought on the market in 1921 and produced in several versions. the 721's have 3 different sized extractors, one for magnum bolt faced calibers, one for medium bolt faced calibers and one for smaller bolt faced cal . The 700 non riveted extractor will NOT work, you'll end up breaking it or ruining it. A remington tech told my buddy, the 700 non riveted would work, it didn't. Handgun Back. UMC Handgun; Hog Hammer Handgun; HTP Copper Handgun; Subsonic; Performance WheelGun; High Terminal Performance (HTP) Ultimate Defense Compact Handgun Loads Mar 26, 2019 · This Remington Bolt Disassembly Tool that fits models: 700, Seven, 40X, 660, 721, 722, XP100 Matte Black Steel makes disassembly a breeze,and it fits a couple other of my rifles. Thanks, Optics Planet, for a great price and fast shipping. Will do bus... Read More...