Shrewd Ring System for Optum 40 mm and 35 mm Scopes Pin Size:.019" do not fit properly or

do not fit properly or are not as streamlined as this

25 arrows per pack

#641 Lens Brite Anti Fog Lens Cleaner

🏹 2 VARIANTS

Screws to front or back of scope

Shrewd Ring System for Optum 40 mm and 35 mm Scopes Pin Size:.019" do not fit properly orThe Optum Ring System (ORS) is the backbone of the Optum system and enables quick and easy configuration of the scope. Keep an ORS ready for 3d, field, and indoor with different fiber sizes and colors and swap between them in seconds. Optum ring system (ORS) for the 29mm, 35mm, and 40mm Optum scope This must be used in conjunction with an Optum scope The 29mm Optum uses a different size ORS than the 35mm and 40mm Optum. The 35mm and 40mm Optum use the