These threaded barrels are machined in our shop designed specifically for use of a suppressor, fake suppressor or muzzle brake on the Springfield Armory XD Sub Compact 9mm. Our barrels are made of 4140 heat treated steel, with a twist rate of 1 turn in 14". Finished in black oxide and threaded 1/2-28. *NEW PRODUCT-PLEASE CALL BEFORE ORDERING**
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