Natchez Shooter's Supply has 30RAR 150gr Core-Lokt on sale for $16.99 and there is a $5.00 per box cash rebate from Big Green, which makes it $11.99 per 20...might be a good source of brass at least, at that price...
https://www.natchezss.com/remington-cor ... ed+product
$19.00 shipping per case of 200