Hmmmm...we're kinda confused with this offer from Evike.com if this laser sight comes with all parts from the three manufacturers or they have green laser sights coming from the three... "With 360 degree adjustment & X , Y markings, you can set the point target in absolute accuracy. It has a One -piece injected QD mount ring fit any 20mm rail.With Full metal construction, 5 MV output and full quick adjusting sight. This weighs 270.00g.

Specifications:

• 360 Adjustable Laser.
• Remote Pressure Switch.
• CR-123A Battery Included.
• Quick Detach Mount, fits 20mm Rails.
• Adjustment Made With Rings With X, Y Markings.

Features:

• Pressure switch
• Full metal precision mount
• Fully adjustable
• High power laser module that works during the day and provides visible beam in the dark"