Product Features Proudly Designed and Made in USA Compatible with Standard Delta Ring Assembly, Barrel Nut, and Round Front Handguard Cap Lightweight with 30 Slot Scalloped Top Picatinny Rail, Extends to and Meets Up with Upper Receiver Flat Top, Providing Ample Real Estate for Optics and Other Accessories Features 45 M-LOK Slots on 7 Slot Tracks for Mounting M-LOK Rails and Direct Accessories, Easily Tailoring the Rifle to the User's Specific Requirement 3 Piece Slim Octagonal Profile with Ergonomic Grooves for a Solid Support Hand Grip and Superior Handling Comfort Precision Machined from 6061-T6 Aluminum with a Matte Black Anodize Includes 2 M-LOK Accessories, an 8 Slot Picatinny Rail Section for Accessory Mounting and a QD Sling Swivel Adaptor for Sling Swivel Attachment, Ready for Use Right Out of the Box Simple and Friendly Installation, No Gunsmithing Required Product Specifications Material: Aluminum Weight: 12.5 oz Pieces: 3 Rail Type: M-LOK No. of Rails: 1 Length: 15 inch Width: 1.78 inch Height: 2.1 inch