Doing some .177 pellet testing in my Bear River TPR 1200 with Air Arms Diabolo field 4.51 head size, Air Arms express, Air Arms Diabolo Field 4.52 head size, and FX pellets. This rifle is kinda picky but a lot of people own it so I want to show what mine likes in case others may be the same. No air gun is the same, but many are a lot alike, here's a pellet for you to give a shot in your Bear River TPR 1200, or any other pellet gun.
177 Pellet Test *How To Find Accuracy* FX, Air Arms (3 kinds), and H&N Field Target Trophy
https://youtu.be/oXMsQGxv21g
177 Pellet Test *How To Find Accuracy* FX, Air Arms (3 kinds), and H&N Field Target Trophy
https://youtu.be/oXMsQGxv21g