This is a Sig Sauer Ballistic Tip known as the ETH chambered in 6MM Creedmoor, model E6MMCTH2-20.
A new standard in centerfire pistol and rifle ammunition" providing SIG reliability" accuracy and performance. Round after round.
Features:
Bullet Weight: 100 Grain
Velocity: 2970 FPS
Rounds Per Box: 20
