FEATURE | MAINTENANCE A visual aid can be a big help. Make a pencil mark on one of the cap nut's flat edges and watch it as you count it pass seven flat edges in the back plate to align with the eighth flat edge (11⁄3 turns). Push the cap nut down into place and hold it with thumb pressure as you insert and tighten the cap nut screw. NIFTY TOOLS Step one is to remove the magazine's cap nut screw. All easier said than done, as it can be difficult to simultaneously hold the back plate in place while also turning the cap nut against spring pressure with a 7/16-inch wrench and then snap the nut into its recess. Under increasing spring pressure, the cap nut tends to slip out from the wrench as you turn it, or it jumps free, unwinding the spring, as it transitions any gap between wrench and recess. Those folks at Tandemkross, makers of innovative accessories and tools for rimfire competitive shooters, have obviously struggled with the Ruger 10/22 rotary magazines themselves. Following the axiom The feed lips assembly has round keys on the ends. Mag rotor stops against the feed lips assembly. 32 DECEMBER 2020 | SSUSA.ORG Remember the cap nut and back plate are under spring pressure.https://www.ssusa.org/articles/2020/9/21/2-great-tools-for-the-ruger-1022 http://www.SSUSA.ORG