Was looking at SGAmmo’s email, and found they just received the Federal 260gr Fusion. First place I’ve seen with it.
20rds - https://www.sgammo.com/product/federal-ammo-sale/20-round-box-450-bushmaster-260-grain-bonded-sp-federal-fusion-ammo-f450bm
200rds - https://www.sgammo.com/product/federal-ammo-sale/200-round-case-450-bushmaster-260-grain-bonded-sp-federal-fusion-ammo-f450