SURM640UBKPRO

M640U-BK-PRO

SUREFIRE

1000 Lumens|Mounts on Picatinny or M-LOK Rails|Swivels for Optimal Positioning|Shrouded Tail Cap Push-Button Switch|Momentary and Constant-On Modes|Total Internal Reflection Lens|Runs on Two CR123A Batteries|Type III Hard-Anodized Aluminum Body|O-Ring Sealed|Tempered Glass Lens