AR-15 Super Duty Mod1 5.56x45 16" Bbl Complete Upper Black
$1,325.00 at Brownells · 4 stores
In stock
Mk16 11.5" Super Duty Upper CHF Bbl, Ach, Nano FH/BCG BLK
Geissele Automatics · Upper Receiver
No ratings yetBest price
$1,200.00at Brownells
Out of stock checked Oct 23, 2026
In stock now instead
- AR-15 Super Duty Mod1 5.56x45 16" Bbl Complete Upper Black $1,325.00at Brownells
- Mk16 14.5" Urgi Upper CHF Barrel, Ach, Rebcg 5.56mm DDC $1,370.82at Kentucky Gun Co
- Cobalt Kinetics CK-Pro 5.56x45mm NATO 14.5in Complete Upper Rec… $1,204.35at Ammunition Depot
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells | $1,200.00checked Oct 23, 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.
Similar upper receivers in stock
This part is out of stock at every store we track. These similar upper receivers are in stock, with today's prices.
Mk16 14.5" Urgi Upper CHF Barrel, Ach, Rebcg 5.56mm DDC
$1,370.82 at Kentucky Gun Co · 7 stores
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Cobalt Kinetics CK-Pro 5.56x45mm NATO 14.5in Complete Upper Receiver Black Cerakote
$1,204.35 at Ammunition Depot · 3 stores
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Monolithic M4 Le6943 Upper Group 11.5in With BCG And Sights
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Bilson Arms BA-15FC 5.56 NATO 16in Forward Complete Upper Assembly Standard Mid Length 1-7 Twist 1/2x28 A2 Flash Hider Nitride Graphite Black
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Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| 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
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