Mossberg · pump

Mossberg 500

Mossberg's long-running pump, here in a tactical trim with an adjustable stock that fits short and tall shooters.

pump12 gauge18.5" barrelChecked October 18, 2026
Illustrative editorial graphic for Mossberg 500; not a manufacturer product photograph
MODEL FILE 07/15   Editorial illustration; consult maker specifications and photos for exact appearance.
Side profile (illustration)PUMP

Who it's for

  • Mid-priced: about $773 list price from the maker.
  • Pump-action: cycles almost any 12-gauge load you feed it, as long as you work the pump fully every time.
  • Adjustable stock length — easier to fit shorter shooters, longer arms, or body armor and winter coats.

Specs

Straight from the maker's product page[1]. "Not listed by maker" means the maker doesn't publish that number.

MakerMossberg
Model used for specs50424 (500 – ATI Tactical, 12 ga, 18.5")
Actionpump
Gauge12
Chamber3"
Barrel length18.5"
Capacity5+1 (tube)
Overall length36.37"
Weight6.75 lb
Length of pull10.75-14.62 (adjustable)
Stock6-position adjustable stock / Scorpion recoil / ATI Akita forend (Flat Dark Earth/Black)
SightsWinged post & bead
ChokeCylinder bore
ReceiverNot listed by maker
FinishMatte blue (barrel finish as listed)
Maker list price$773
Spec notes

Mossberg's spec table gives weight as '6.75' with no unit; pounds is the site convention but not stated.

Features (from the maker)

  • ATI T3 TactLite 6-position adjustable stock with pistol grip
  • Heat shield plus receiver-mounted and barrel-mounted rails
  • Halo side saddle with nine Add-A-Shell repositionable shell holders (per 500 ATI Tactical series text)
  • Dual extractors, steel-to-steel lockup, twin action bars, anti-jam elevator
  • Ambidextrous top-mounted safety

Set it up

Gear that fits most home-defense setups. Check fitment for the exact Mossberg 500 model you buy.

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Compare with

Sources

  1. Mossberg — Mossberg 500 product page
  2. Spec source
  3. Spec source

Last checked October 18, 2026. Spotted something out of date? Send a correction.