I really like Skinner aperture peep sights. I have them on my Marlin 336. I just bought a standard 10/22. I'm not going to be buying a receiver-mounted peep sight, though. I'll be installing Skinner's barrel-mounted peep sights.
.45acp, .40 S&W, 9mm, .38 Spl, .380 acp, 22lr
12 gauge, .223/5.56x45mm, 30-30 Winchester
2 Chron. 7:14 Christians must seek His face