Checkmate is a savings app with over one million users that have saved $$$ on brands like Sightmark.com.
The Checkmate extension automatically applies Sightmark.com discount codes, Sightmark.com coupons and more to give you discounts on products like LoPro Combo Light (Visible and IR) and Green Laser - Dark Earth/Black.
Checkmate users have also been loving these products from Sightmark.com.
Users have been saving products like this to their collections.