Weaver Thumbnut Riser Rail for AR15/M16

Upgrade your AR15 or M16 into a versatile optics platform with the Weaver Thumbnut Riser Rail. This rail, made from aircraft-grade 6061-T6 aluminum, features a durable black matte finish. Its multiple slots allow for flexible eye relief adjustment, while the innovative thumbnut design ensures quick, tool-free attachment and detachment. Achieve optimal mounting height for your optics with this reliable accessory.