Varmint Exterminator 20in Fluted Barrel Kit for AR15 / M16

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SKU: kit-ba20fss Category:

In this Kit we offer our highly accurate Varmint Exterminator Barrel – including all parts forward of the upper receiver for your custom rifle project. Precision machined from 416R Stainless Steel, it features a matched bolt machined from Carpenter 158 Steel. It is machined to mate with the Compass Lake specification Chamber for utmost accuracy. The barrel is matte finished to cut glare, and is fluted to reduce weight, increase barrel surface and add rigidity. A Picatinny Rail Gas Block is included should you want to attach a front sight. Button rifling is 1 turn in 8 inches – right hand twist for optimum accuracy with a wide range of heavier .223 / 5.56mm varmint bullets. This Kit is completed with a rifle length gas tube, and Windham Weaponry’s 6061 machined aluminum Free-Float Forend with specialized barrel nut, rear knurled locking ring and sling swivel/bipod stud.