I would try and find one ounce or even 7/8 oz loads under 1200 fps. Use a search engine like ammoseek.com. I've found B&P one ounce at 1160 fps which are loaded to CIP pressures. Those 1 1/8 loads are probably hard kickers in a light gun. Hard on the wood too.

The components to load 2 1/2 inch loads are available. Powder and primers are in better supply than a few months ago.