Shop › AMMO INC 300BLK 155GR OTM 20/200 AMMO INC 300BLK 155GR OTM 20/200 $21.99 Ammo Inc Compete, 300 Blackout, 155 Grain, Open Tip Match Bullet, 20 Round Box 300B155-OTM-A20 Quantity: Add To Cart Added! Ammo Inc Compete, 300 Blackout, 155 Grain, Open Tip Match Bullet, 20 Round Box 300B155-OTM-A20