Quote Originally Posted by Abasmajor View Post
Hello Pete,

I'm not really sure what BSA originally quoted for muzzle energy on the BSA Magnum, but anything near 4 ft/lbs is good enough for me at my normal pistol range of 10 metres. I have chronographed my Birmingham and Turkish made .22 Tempests and they both produce around the 3.5 ft/lbs mark which I think is about right.

Regards

Brian
Like most airguns, power varies quite a bit from different examples. What matters most is accuracy of course.......Although,
I am abit of a power freek.!!!! lol.
Pete.