Introducing the versatile optic adapter plate, designed to support various red dot sights on the Ruger-5.7 pistol. This plate is compatible with Doctor, Meopta, EOTech, Insight and Noblex red dot sights, as well as the TruGlo Tru-Tec Micro TG8100B. Enjoy expanded options for optics customization with this reliable adapter plate. Precision CNC machined from 6061-T6 aircraft aluminum, the plate ensures exceptional strength and durability. Its matte black hard coat finish enhances its resilience for long lasting performance. Installing the adapter plate onto the slide is a simple process using the (2) #6-32 screws provided. Securely tighten the screws with a Torx T-15 wrench (not included) to achieve a firm hold (30 to 50 in-lb). The optic can be effortlessly installed onto the adapter plate, following the specific mounting specifications provided by the sight manufacturer (sight not included). The adapter plate itself measures 1.7 inches in length and 0.975 inches in width, with a weight of 0.2 oz. As a Genuine Ruger Factory accessory, this adapter plate reflects the commitment to quality and precision that Ruger is renowned for. Manufactured in the USA, this adapter plate is a reliable addition to your Ruger-5.7 pistol, offering enhanced versatility for your shooting needs.