Streamlight replacement Head Strap for Streamlight Septor, Streamlight Trident (Gen I model only), Streamlight Trident HP and Streamlight 3AA HAZ-LO headlamps. The elastic head strap fits all Streamlight headlamps except for Enduro, Bandit and ProTac HL USB Headlamp. Includes head strap, top strap and bracket. (Bracket fits Streamlight Trident headlamp.)