
- Low stock
AT3 M-LOK Rail Covers - Retro & Old Glory Designs
Heat-resistant M-LOK rail cover panels with Retro and Old Glory designs for grip, comfort, and handguard customization.
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Collection
AT3 Tactical offers a wide range of parts and accessories for rifle-style builds, training platforms, and compatible paintball or airsoft setups. This collection includes optics, red dot mounts, backup sights, M-LOK handguards, foregrips, rail sections, sling mounts, buffer tube hardware, controls, and small parts. Use this collection when you are building out the front end, improving sighting options, adding grip control, or finishing the small details of a compatible setup. Always check mounting standards, rail space, riser height, and platform fitment before ordering.


Heat-resistant M-LOK rail cover panels with Retro and Old Glory designs for grip, comfort, and handguard customization.
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Real AR-15 mil-spec carbine buffer tube with six-position stock adjustment, aluminum construction, and color options.
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Low-profile M-LOK angled foregrip for compatible handguards, made from 6061-T6 aluminum with multiple color options.
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Firearm-compatible AR-15 castle nut with steel construction, Mil-Spec threading, staking notches, wrench cutouts, and multiple color options.
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Real AR-15 takedown pin for repairs or custom builds, available in black phosphate or multiple Cerakote color options.
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AR-15 billet trigger guard with enlarged glove-friendly opening, 6061-T6 aluminum construction, hardcoat anodized finish, roll pin, and set screw.
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Multi-function 4140 steel armorer’s wrench for compatible AR-15 barrel nuts, castle nuts, buffer tubes, and muzzle devices.

M-LOK Picatinny rail section for adding 5 or 7 slots of accessory mounting space to compatible handguards.
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AR-15 ambidextrous safety selector kit with 90° throw, steel construction, selector screw, spring, detent, Allen wrench, and finish options.
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Compact AT3 red dot sight with 2 MOA reticle, cantilever riser mount, 11 brightness settings, and Picatinny/Weaver mounting.

Real AT3 Pro Quad Rail AR-15 handguard with four Picatinny rails, QD sockets, free-float mounting, and multiple lengths.
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Real AT3 SPEAR AR-15 handguard with M-LOK slots, Picatinny top rail, secure mounting hardware, and multiple length options.
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Compact one-slot M-LOK handstop for compatible handguards, made from 6061-T6 aluminum with multiple color options.
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Low-profile M-LOK QD sling mount for compatible handguards, with anti-rotation design and multiple color options.
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Real red dot optic with integrated visible laser, riser housing, flip-up caps, and Picatinny/Weaver mounting.
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Front and rear flip-up BUIS set for same-plane Picatinny rail setups, with A2-style sighting and low-profile folding design.
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Micro red dot with Shake Awake, T1/T2 footprint, included low and cantilever mounts, and IPX7-rated housing.
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Mini cantilever riser mount for compatible red dots, with .83-inch and 1-inch height options and Picatinny/Weaver mounting.

Real AR-15 magazine catch button replacement with steel construction, mil-spec dimensions, and multiple finish options.
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Real AR-15 barrel nut and delta ring assembly for compatible upper receiver and handguard setups.