To answer your question, most Browning shotguns typically take a #5103 while others might take a 4203, or a 4703.
Please print these templates at a 1:1 ratio to verify size and shape: https://www.falconstrikeusa.com/wp-content/uploads/2019/08/TEMPLATE-5103.pdf.
If not, the entire list of sizes we make is found on this chart: https://www.falconstrikeusa.com/find-your-recoil-pad-template/.