haven't tried this but thought Id post it.
250 rounds for 136. not sure shipping costs.
https://www.cheaperthandirt.com/american-quality-.30-carbine-ammunition-250-bulk-rounds-fmj-110-grains-n30110vp250/fc-04806015501855.html?xnpe_tifc=bDbJ4.E_4uHl4FHpbfb7h9psafeWaFWgRdJ7nkelEG8chMQS4uPsxdU_bDEu4fhuh.1ZxXTT&utm_source=bloomreach&utm_campaign=5-20-25%20-%20Split%202&utm_medium=email