What is the barrel twist for these rifles? The manufacturer says they were originally 1/9, but they changed it to 1/8. Is this old or new stock? Thanks!

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James G. · Answer

Vance, this is old stock with a 1 in 9 twist rate barrel.   (Specifications and Features): - Standard Manufacturing STD15BLH - 5.56 NATO (accepts .223 Remington) - Direct impingement gas operated semi automatic - Left hand - 16" Government profile barrel - 1:9" twist - 30 rounds capacity - A3 upper - Yankee Hill Phantom flash hider - Low profile gas block - Super light 10" free float handguard with rail - Six position Mission First Tactical Minimalist polymer stock - Flip up iron sights - Weight 6.3 lbs - Black.

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What is the barrel twist for these rifles? The manufacturer says they were originally 1/9, but they changed it to 1/8. Is this old or new stock? Thanks!