Windham Weaponry .450 SRC Upper Kit with Bolt and Magazine

Our Price:

$605.00
SKU KIT-UR16FTB-450 Categories , Tag

Windham Weaponry’s powerful .450 Thumper is available as a complete upper receiver assembly – ready to snap onto your AR15 lower receiver/stock assembly. The assembly includes a 16” .450 Bushmaster caliber barrel with a two-piece M4 handguard, a .450 bolt & bolt carrier, and a straight, 5-round .450 magazine. The barrel is heavy profile 4150 chrome moly vanadium 11595E steel. It is chrome-lined in bore and chamber and rifled 1 turn in 24” – right hand twist – with 6 lands & grooves. The muzzle is fitted with an A2 birdcage-type flash hider. The complete upper receiver is laser engraved .450 Thumper for safety – do not mix ammunition when changing AR rifle calibers!

CALIFORNIA RESIDENTS ONLY – WARNING: Cancer and Reproductive Harm – P65Warnings.ca.gov

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