The NcStar AR15 Weaver-Style Tri-Rail Mount/Riser (brand part no. MTRIF) mounts directly onto an AR-15 flat-top receiver’s Picatinny rail, raising optics to a higher, more comfortable shooting position. Beyond the raised top rail, the mount adds two side rails for attaching accessories like a flashlight or laser, turning a single flat-top rail into a small accessory platform. Machined from black anodized aluminum, the riser measures 5.2″ in length and weighs 7.8 oz.

Key Specifications

• Mounts directly onto an AR-15 flat-top receiver’s Picatinny rail.
• Raises the optic mounting platform for a more comfortable shooting position.
• Includes two side rails for mounting a flashlight or laser.
• Constructed of black anodized aluminum.
• Measures 5.2 inches in length.
• Weighs approximately 7.8 oz.

Frequently Asked Questions

Does this add side rails for accessories? Yes, two side rails are included for mounting a flashlight, laser, or similar accessory.

What does this mount to? An AR-15 flat-top receiver’s Picatinny rail.

Buy the NcStar AR15 Tri-Rail Mount/Riser

Raise your optic and add accessory rails in one piece. Order the NCStar Tri-Rail Mount/Riser from our Lubbock, Texas gun shop for fast, reliable shipping — or browse more gun parts and accessories.