The SP3R V3 by Seekins Precision brings precision rifle stock performance to an AR platform handguard. Flat on the bottom for stability when shooting off of barricades or other objects, the unique design is thin for use in dynamic shooting and rifle handling situations. Machined from 6061-T6 aluminum with KeyMod or M-LOK slots, a top integrated picatinny rail and integral QD sling mounting points, the SP3R V3 is the perfect handguard for tactical, competition or sporting applications. Machined from 6061-T6 aluminum AR15 Platform Precision rifle, flat bottom design for stability 1pc Free Float Design Type III Class 2 Hardcoat Anodized matte black Six integrally machined anti-rotation QD sling mounts Includes all necessary mounting hardware Maximum barrel diameter for barrel nut is 1.00" Not compatible with AR-10 platform Precision rifle stocks have a wide or flat bottom forend for stability, the SP3R V3 from Seekins Precision brings this performance to an AR15 handguard. The design of the SP3R V3 was born from experience shooting 3 gun and long range sniper competitions where shooting from barricades, random objects and from improvised shooting positions needed the improved stability of a wide, flat bottom handguard - greatly improving accuracy and shooting performance. The design is lightweight and fits perfectly in the shooter’s support hand for use in active shooting and rifle handling situations. Machined from 6061-T6 aluminum, the SP3R V3 has a top integrated picatinny rail that is seamless with the top rail of most Mil-Spec upper receivers, providing versatility in mounting optics and accessories. Your choice of either KeyMod or M-LOK slots run the length of the handguard at the 3, 6 and 9 O’clock positions for rail mounting of accessories when needed. Six anti-rotation QD sling attachment points are milled directly into the handguard at the front and rear, as are cooling slots providing maximum airflow to keep barrels from overheating during prolonged periods of shooting The SP3R V3 is Type III Hardcoat Anodized matte black and is available in 12” or 15” lengths. As with all Seekins Precision handguards the SP3R V3 ships with all hardware needed to mount to a standard mil-spec upper receiver. Included is the SP3R mounting nut, eight grade 8 T20 Torx screws and a steel barrel nut. Please Note: This model is NOT compatible with the Ruger Precision Rifle without purchasing the Ruger Mounting Nut and is not AR10 Platform compatible. Width: 2.0165” Inside diameter: Vertical - 1.75” Horizontal - 1.8” 15”Overall length: 15”Weight: 16.5 Ounces