4 PCS Rubber Rail Covers with Line Slot fit for Hand Guard, fits 20mm Picatinny Rail
material: Soft rubber feel, about 6" long
Offered in two Colors; Black / Dark Earth
1 package is 4 pcs Mount: 20mm
Rail cover are lightweight and durable, easy to install. Hide those sharp edges when not needed and remove when needed. Can be custom cut to fit needed lenghts.