While not a pcp, I believe that the Diana trailscout would work for only shooting ~200 shots a year. https://www.pyramydair.com/product/diana-trailscout-co2-air-rifle?m=5803#11893 Its a co2 rifle and very light. It takes 3 co2 cartridges, but you can use 1,2, or 3 by replacing empty ones in...