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Action wrench is a necessary tool to install or switch prefit barrel. Follow these simple instructions on how to install a new Prefit Barrel for Impact Precision 737 Action
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Expedite production of your prefit barrel and shipped in 7 business days! This service is applicable only to in-stock stainless steel and carbon fiber prefit barrels. Cerakoted barrels will take an additional week.
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Hunter 3-round Magnum Magazines, Part no 311-1004.01 for up to 3.200 internal medium mag length. This will not fit XM Defiance actions; only XM+. Compatible with Impact, Defiance, Lone Peak Arms, Zermatt Arms, and Stiller medium-length actions. * This does not work for Hawkins 3.500" bottom metals.
