Magpul SL-S FDE Stock Kit with Carbine Buffer Assembly

$120.95

This kit bundles the genuine Magpul MOE SL-S stock in Flat Dark Earth with a complete mil-spec carbine buffer tube assembly for a slim, storage-equipped AR-15/M4 setup in one purchase.

Magpul SL-S FDE Stock Kit with Carbine Buffer Assembly

This kit pairs the genuine Magpul MOE SL-S stock in Flat Dark Earth with a complete mil-spec carbine buffer tube assembly, so you get a slim, storage-equipped stock and everything needed to mount it in one purchase. The SL-S body holds two O-ring-sealed, waterproof compartments for spare batteries without adding bulk.

Included in This Combo

  • Magpul MOE SL-S (Slim Line Storage) Carbine Mil-Spec Stock — Flat Dark Earth (MAG653FDE)
  • Mil-spec carbine receiver extension (6-position buffer tube)
  • Carbine buffer
  • Action/recoil (buffer) spring
  • Castle nut
  • Receiver end plate

MOE SL-S Stock Specs

  • Slim-profile drop-in replacement for AR-15/M4 carbines on mil-spec receiver extensions
  • Two O-ring-sealed, 10m-waterproof storage areas (each holds 2x CR123A or 2x AA batteries)
  • Enhanced cheek weld for a more upright head position
  • Rolled toe and angled rubber butt-pad optimized for body armor
  • Chrome-silicon lock spring for positive locking
  • Ambidextrous QD sling swivel socket
  • Dimensions: 7.3″L x 2.4″W; length-of-pull adjustment range: 3.3″
  • M4 length of pull: 10.9″ collapsed, 14.2″ extended
  • Weight: 12.8 oz (16.8 oz with receiver extension)
  • Made in the USA
Weight 2 lbs

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Q: What’s included in this SL-S FDE combo kit? A: The genuine Magpul MOE SL-S stock in Flat Dark Earth plus a complete carbine buffer tube assembly — receiver extension, buffer, recoil spring, castle nut, and end plate. The only thing you add is the lower receiver.

Q: How is the combo different from the stock-only listing? A: Bought alone, the SL-S (MAG653FDE) is the buttstock only, without a tube, buffer, spring, castle nut, or end plate. This combo includes the full buffer tube assembly so the lower is finished in one order.

Q: Does the FDE shade match other Flat Dark Earth Magpul parts? A: Magpul holds a consistent FDE across its current polymer lineup, so this stock blends with Magpul FDE grips, handguards, and magazines. “FDE” varies a little brand to brand, but Magpul-to-Magpul parts stay closely matched.

Q: What can the storage compartments hold, and are they sealed? A: Each of the two compartments is O-ring sealed and rated to 10 meters, and each fits two CR123A or two AA batteries — a dry, secure spot for spare cells, earplugs, or small parts even in wet conditions.

Q: Will the tube fit the SL-S, and can I run it on an 80% lower? A: Yes. The receiver extension is mil-spec diameter (~1.148″), matched to the SL-S out of the box, and it installs on any standard mil-spec AR-15/M4 lower, including home-finished 80% lowers (use a castle nut wrench and a punch or armorer’s tool). The SL-S is made in the USA and ships fast from Daytona Tactical.