Holosun 510C Lower 1/3 Co-Witness Spacer

The Holosun® HS510C Lower 1/3 Spacer is the perfect addition to your Holosun HS510C optic. Featuring lightweight aluminum construction with a corrosion-resistant finish, this spacer is both strong and durable, perfect for your favorite optic. This spacer mounts between your optic and the QD mount and raises the height of your optic to a Lower 1/3 co-witness height for intuitive and fast target acquisition. Even better, mounting hardware is included for drop-in compatibility straight out of the box. Order today!