5:58   Finding The Perfect .22LR Barrel Length 1:22   How Rimfire Barrel Length Affects Velocity with 22plinkster 6:05   Practical Ballistics for .22LR 7:17   Optimal 22LR Barrel Length 3:11   .22lr – Barrel length vs. muzzle velocity: Longer barrel = more power? 4:09   Smyth Busters: Are Long Barrels Always More Accurate? 8:07   22lr Barrel Length Test 4:47   22lr Vs 22Mag Whats the difference? 5:25   What Group Size Should You Expect at 200 Yards With a 22LR 7:15   22LR Barrel Length Matter? 10\" vs 18.5\" 8:59   .22 LR Barrel Length Evaluation 3\" to 23\"; Chronograph Bullet Speed Check. 1:40   Does barrel length effect Ruger 10/22 accuracy? 11:05   Barrel Length Test 22lr 7:30   16” and 22” rimfire velocity test