High power 177 20ftlb to 30ftlb with 500mm and 600mm barrel

This is a two in one video, I am slinging heavy pellets at above 20ftlb in 177 as well as using both the 500mm and 600mm barrels, nice to see thatcertain things are predictable... and other not... Latest tests: High Power 177 Part 2    • High power 177 Part 2 Is there place for H...   High Power 177 Part I    • High Power 177 Part I - Yes or no? Is ther...   500mm versus 600mm barrel    • Does barrel length make a speed difference   Copper versus lead 60m test    • Lead versus Copper 60m test   Bent skirts:    • Bent Skirts on pellets, how is accuracy ef...   JSB Polymag test    • Polymag testing at different speeds, 30m a...   Copper versus lead versus lead free    • Copper versus lead versus lead free pellet...   H&N 25gr slugs optimal speed    • H&N 25gr Optimal Speed at 100m   H&N 27gr slugs optimal Speed    • H&N 27gr Optimal speed 50m and 100m   H&N 30gr slugs optimal speed    • H&N 30gr slugs optimal speed   Hunting pellets .22 at 60m test    • Hunting pellets 60m test in .22 (5.5mm) H&...   High Power pellet test .22 60m    • High power pellet test 5.5mm .22   Light weight slug .22    • Light weight slug