Brownells 75th Anniversary - A Shooting Heritage
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The Geissele Super Duty Upper (Stripped) features the quality and worksmanship you've come to expect from the Geissele name.
 
At the heart of this stripped upper is a Super Duty upper receiver that mates to a MK16 Super Modular rail via a center aligning tab, removing any chance of rail rotation. This MK16 rail is a variant of the SMR MK16 currently fielded by USASOC and renowned by operators for their performance and comfort.
 
Featuring an in-house Mag Phosphated, CHF, Chrome Lined barrel with a 1-7 twist rate. Geissele barrels are precision machined and cold hammer forged at their state of the art facility in North Wales, PA; utilizing the highest quality materials available. 
 
This stripped upper is ready to be furnished with your favorite components to ensure an accurate and soft shooting experience.
  • LENGTHS: 10.3", 11.5”, 14.5”, 16”,  and 18”
  • CALIBER: 5.56MM
  • COLOR: Black or DDC
  • RECEIVER: Super Duty Upper
  • BARREL: Geissele Barrel, CHF, Chrome Lined, 1-7 Twist
  • 10.3” and 11.5” Carbine Length Gas Systems
  • 14.5” Mid-Length Gas System
  • 16” Mid-Length Plus Gas System
  • GAS BLOCK: Super Compact Gas Block

GEISSELE AUTOMATICS LLC - AR-15 SUPER DUTY STRIPPED UPPER RECEIVERS 5.56MM

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Cartridge: 5.56 mm NATO

Finish: Black

Style: Stripped

Contour: Geissele

Length: 10.3"

Twist: 1-7

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Cartridge: 5.56 mm NATO

Finish: DDC

Style: Stripped

Contour: Geissele

Length: 10.3"

Twist: 1-7

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Cartridge: 5.56 mm NATO

Finish: Black

Style: Stripped

Contour: Geissele

Length: 11.5"

Twist: 1-7

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Cartridge: 5.56 mm NATO

Finish: DDC

Style: Stripped

Contour: Geissele

Length: 11.5"

Twist: 1-7

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Cartridge: 5.56 mm NATO

Finish: Black

Style: Stripped

Contour: Geissele

Length: 14.5"

Twist: 1-7

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Cartridge: 5.56 mm NATO

Finish: DDC

Style: Stripped

Contour: Geissele

Length: 14.5"

Twist: 1-7

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Cartridge: 5.56 mm NATO

Finish: Black

Style: Stripped

Contour: Geissele

Length: 16"

Twist: 1-7

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Cartridge: 5.56 mm NATO

Finish: DDC

Style: Stripped

Contour: Geissele

Length: 16"

Twist: 1-7

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Cartridge: 5.56 mm NATO

Finish: Black

Style: Stripped

Contour: Geissele

Length: 18"

Twist: 1-7

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This item is currently unavailable for backorder.

Cartridge: 5.56 mm NATO

Finish: DDC

Style: Stripped

Contour: Geissele

Length: 18"

Twist: 1-7