Use a rest and get it set and then of course try it out without rest. I always start off with rest. Try this one:

https://www.amazon.com/Caldwell-Pistolero-Adjustable-Ambidextrous-Shooting/dp/B000VJS4AS/ref=sr_1_1?crid=R85SLZWDQAWA&keywords=caldwell+pistolero&qid=1678372971&sprefix=caldwell+pi%2Caps%2C120&sr=8-1