MK16 Super Duty Complete Upper Receivers 5.56mm - MK16 11.5" Super Duty Upper CHF Bbl, Ach, Nano Fh/BCG Black
All Geissele upper receivers2 options
- Black, this page
- OD Greenout of stock
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Geissele
Overview
The Geissele Automatics Mk16 Super Duty Complete Upper Receiver features an 11.5-inch barrel chambered in 5.56 NATO, designed for reliable performance in various shooting scenarios. This complete assembly includes all necessary components for a straightforward installation on an AR-15 platform, offering builders a solid foundation for their firearm. Commonly, this upper receiver is utilized in compact builds that prioritize maneuverability without sacrificing ballistics.
Specifications
MK16 Super Duty Complete Upper Receivers 5.56mm - MK16 11.5" Super Duty Upper CHF Bbl, Ach, Nano Fh/BCG Black
2 options
- Black, this page
- OD Greenout of stock
Available Merchants(1)
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Stock Alert
Price and stock
The Geissele MK16 Super Duty Complete Upper Receivers 5.56mm - MK16 11.5" Super Duty Upper CHF Bbl, Ach, Nano Fh/BCG Black was out of stock everywhere we track for all of September 2026, and today the one retailer we track is out of stock. Listed prices start at $1,200 at Brownells for when it comes back.
Prices checked · refreshed daily across 37 retailers
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