30 Remington AR: Update Here are a couple images of the new round. By Outdoor Life Online Editor | Published Oct 13, 2008 9:30 PM Guns Blogs SHARE Here are a couple images of the new round. Gun Shots Guns MORE TO READ RELATED 13 of the Best Wildcat Centerfire Rifle Cartridges Ever Made Some of these wildcat cartridges were so good they eventually became factory loads READ NOW RELATED Shotgun and Shotshell Facts: The Hard Truths Behind Smoothbores and the Payloads They Shoot There are far too many shotgun and shotshell myths out there. Let’s clear things up RELATED The Best Handguns of 2022 We put the best handguns of the year through their paces at Gunsite Academy