Mk16 11.5" Super Duty Upper CHF Bbl, Ach, Nano FH/BCG BLK

Name: Mk16 11.5" Super Duty Upper CHF Bbl, Ach, Nano FH/BCG BLK
Brand: Geissele Automatics
Availability: OutOfStock

Geissele Automatics · Upper Receiver

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Best price

$1,200.00at Brownells

Out of stock checked Oct 1, 2026

Buy at Brownells

Where to buy

Store	Price	Availability	Buy	Add to build
Brownells	$1,200.00checked Oct 1, 2026	Out of stock	Buy at Brownells

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

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Dashed line = out of stock. Tracking since Sep 28, 2026.

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Store	Latest	Lowest	Highest
Brownells	$1,200.00	$1,200.00	$1,200.00

Since Sep 28, 2026.

About this part

The Mk16 11.5" Super Duty Upper CHF Bbl, Ach, Nano FH/BCG BLK is an AR-15 complete upper receiver from Geissele Automatics. One store lists it, Brownells at $1,200.00.

Fits and works with

Caliber: 5.56 / .223 · Shop matching ammo
Bolt: Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Barrel length: 11.5" · Handguards

Specifications

Manufacturer: Geissele Automatics
Color: Black
Type: Complete
Platform: AR-15
Caliber: 5.56 mm NATO

From the manufacturer

The Geissele Super Duty Upper (Complete) features the latest in weapon technology available exclusively from Geissele Automatics. This complete upper chambered in 5.56mm features a Nanoweapon coated Surefire Closed-Tine Flash Hider mounted to an 11.5", 14.5" or 16" Manganese Phosphate coated, CHF, Chrome Lined 1-7 twist barrel. Geissele barrels are precision machined and cold hammer forged utilizing the highest quality materials at their state of the art facility in North Wales, PA. The carbine length gas tube and Geissele Super Compact Gas Block with bomb-proof installation ensures reliability and optimal performance in extreme conditions. Included is a brand new, 10 Mfg: Geissele Automatics