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Smith & Wesson

Smith & Wesson 812012 Complete Upper Assembly 300 Blackout, 300 Whisper 16" Black Barrel, Aluminum Black Receiver Quad Rail Handguard for S&W M&P15

Product Code : 022188147773

$843.99

Mfg Item #: 812012

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Manufactured on the M&P15 modern sporting rifle platform, this upper is chambered in .300 Whisper and will also safely fire 300 AAC Blackout. With low recoil and muzzle blast, it was designed to operate with or without a sound suppressor. The barrel has a 1:7.5" twist rate, 5/8-24 threads, and a A2-Style flash suppressor. It is compatible with a wide variety of bullet weights from 110 to 220+ grains. Feed ramps and gas system optimized to run efficiently with a full range of factory loaded sub-sonic and super-sonic ammunition, both suppressed and unsuppressed.

TypeComplete Gas Impingement
Twist1:7.50"
SeriesComplete Upper Assembly
SightsNone, Optic Ready
Caliber300 blackout
HandguardsQuad Rail
Barrel FinishBlack
Barrel Length16"
Barrel Material4140 Steel
Handguard FinishBlack
Barrel DescriptionThreaded
Barrel Length Range16" to 16.99"
Receiver DescriptionA3

Determined at checkout.