You have seen it on facebook (everyone welcome to joint he group), its .177!
https://www.facebook.com/media/set/?...8077186&type=3
And here is the youtube clip, great accents:
https://www.youtube.com/watch?v=REtUX7cV8dc&t=57s
Output is kinda lousy, compared to my Seniors/Premiers.However on par with most of the MK1’s
mine also came from Kempton, quite a cheap example as had a faulty cocking arm, Turned out to be the spring and after getting the measurements and some suitable spring wire made a new one, shoots very well, not huge power and a real bugger to cock, feels great in the hand.
Steyr LP10, Steyr LP5,
Vintage Collection - Walther LP53, HW77k Venom, BSF S20 Match, Original 35, ASI Target plus lots more