It's Tula, which is like the 3.2% Keystone Light of the ammo world, but $60 for 500 of the 55 grain .223.
Tula 223 55gr 500rds - Coupon Code Products
And with a coupon code of "ar15news" brings it down another $5.
I got the notification this morning that "we made a mistake and can't afford it. Here's your refund."
Meh, it was worth a shot. I've had that happen with a PMR twice now (not that they priced wrong and couldn't afford it, but that even though I 'ordered' it within 1 minute of them posting it, it had already sold and there was no way they could ever expect to get another one in.