Brownells 75th Anniversary - A Shooting Heritage


  • 22” barrels for the FNH 12 Gauge SLP and SLP Mark I Shotguns
  • Steel construction with matte black finish
  • Hard-chromed bore
  • Accommodates up to 3” Magnum
  • Available with Invector Improved Choke or as a Rifled model 
  • Includes red fiber optic front front sight and rear sight
  • Top-mounted cantilever Weaver-pattern accessory rail
  • Each barrel includes two flexible magazine capacity reducers


  • Produced and machined to the same quality and specifications of the factory FNH SLP Barrels
  • Choice of Barrel with Invector Choke or Rifled allows you to select the right barrel for your needs
  • Attached Weaver rail allows for optics to be easily installed and to be removed with the barrel
  • Included iron sights make this barrel ready to use
  • Flexible magazine capacity reducers ensure that you have the correct capacity depending on the hunt

SPECS: Length – 22 inches. Finish – matte black.

FN - SLP MK1 Barrel Assembly 22-in Inv Improved

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Special Order Item: Please allow 5-8 weeks additional processing time.

Gauge: 12 Gauge

Length: 22

Barrel Weight: 3.15 lbs

Color: Black

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Gauge: 12 Gauge

Length: 22

Barrel Weight: 3.111 lbs

Color: Black