This combo pairs the DPMS DP-15 Shortacle AR pistol in 5.56 NATO with a Vortex SPARC AR red dot for a compact, optic-ready package. A nitride-coated chrome moly vanadium barrel with a 1:7 twist, M4 barrel extension, and carbine-length gas system sits under a 10.5" lightweight M-Lok handguard, with a CAR-15 blade pistol stabilizing brace on a 6-position buffer tube. The SPARC AR adds a 2 MOA red dot with 10 brightness settings, 50,000-hour battery life, and both absolute and lower 1/3 co-witness mounts. 5.56 NATO 10.5" chrome moly vanadium barrel with nitride finish 1:7" twist with M4 barrel extension Carbine-length gas system with low-profile .750" gas block 1/2"-28 threaded muzzle with A2-style flash hider 10.5" DPMS lightweight M-Lok handguard Forged 7075-T6 M4 slick-side upper and lower receivers, hardcoat anodized Full-auto profile BCG with shot-peened Carpenter 158 bolt Gas key hardened to USGI specs, fastened with Grade 8 screws and staked DPMS mil-spec single-stage fire control group DPMS CAR-15 adjustable blade pistol stabilizing brace 6-position 7075-T6 buffer tube Retro A2 pistol grip Vortex SPARC AR red dot with 2 MOA dot 10 brightness settings, lowest 2 night-vision compatible 50,000-hour battery life on one AAA battery 12-hour auto shutoff 1 MOA windage and elevation adjustments Unlimited eye relief, parallax free Waterproof, fogproof, and shockproof Includes absolute and lower 1/3 co-witness mounts, flip caps, and T-10 wrench Vortex VIP Unlimited Lifetime Warranty on optic