Holosun HS510C Lower 1/3 Cowitness Spacer The eye-catching harpoon-like logos on

The eye-catching harpoon-like logos on the head and tail further enhance its aggressive aesthetic

The SCS can potentially operate indefinitely using an internal

The STIG-RS(Astigmatism Relief System) reticle system is made for users with astigmatism

No tools needed installation

500 candela that illuminates up to 100 meters

Holosun HS510C Lower 1/3 Cowitness Spacer The eye-catching harpoon-like logos onType: Bases Model Series: Reflex Sight Accessories Fits: HS510C More Information Color: Black Finish: Black Brand: Holosun Product Description Holosun 510C Spacer Riser, Lower 1 3 Co Witness. Manufactured from 6061 T6 aluminum, this Holosun 510C riser is designed to raise the HS510C Holosun quick detach mount base from an absolute co witness height to a lower 1 3 co witness height with standard AR 15 rifle platforms.