Dead Air Sierra 5 5.56mm w/KeyMo ADPT & 1/2-28 KeyMo FH Black - SIERRA5KM

The Dead Air Sierra 5 Suppressor with KeyMo adapter is engineered for professional-grade performance on 5.56 platforms, offering superior sound and flash suppression in a durable, compact design. Built with welded Cobalt 6 baffles and a stainless steel outer tube, it ensures exceptional strength and reliability for heavy firing schedules. Fully HUB compatible, it ships with a 1/2-28 KeyMo flash hider and adapter for secure and modular mounting. Featuring interchangeable R-Series front caps and a knurled outer tube for improved handling, the Sierra 5 is a versatile and rugged solution for demanding shooters.

Caliber rating: 5.56 NATO, 224 Valkyrie
Energy rating: 2200+ ft-lbs
Bore diameter: 5.56mm
Two configurations: 4.87 inches (no adapter) and 6.27 inches (with KeyMo adapter)
Diameter: 1.5 inches
Weight: 10.8 ounces (no adapter) and 15.4 ounces (with KeyMo adapter)
Fully welded Cobalt 6 baffles with stainless steel outer tube
Black Cerakote finish for durability
Ships with 1/2-28 KeyMo flash hider and KeyMo adapter
Compatible with HUB mounting systems, including KeyMo and Xeno
Interchangeable R-Series front caps, including flash hider and E-Brake options
Knurled outer tube for secure handling and heat-wrap compatibility
Full-auto rated with no barrel length restrictions
Optimized for heavy firing schedules and professional use
Low blowback and short pressure impulse design for 5.56 platforms
Includes heavy lug tooling features for secure installation and removal of adapters

Stock Notice: This item is NOT marked "In Stock". We will contact you within 12-24 hours by email if your order is on backorder with our distributor and will take longer than the 5-7 business days it takes us to ship out. Please do not order if you need this item shipped immediately.