There's a blast from the past. I've had 3 IIRC M32 in .177 and .22 but this was last century. This is the reason I let many of my Niche rifles go over the years, Skan, Brockfox, Gamekeeper, Daystate even. Worried about keeping them going as I don't have the skills.
Good luck with keeping it going.
Steyr Challenge HFT - HW97K - HW80k - BSA Mercury Challenger - BSA Airsporter S - BSA Airsporter Stutzen - Anschutz 9015 One - AA Pro Target - AA Pro Elite - AA TX200SR - ASI Paratrooper (R) - Umarex M4 - Walther LP500 - FWB 80