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Nu-Line choke tubes (48 TPI)

Discussion in 'Gunsmithing' started by 99999, Jan 7, 2017.

  1. 99999

    99999 Member

    Mar 21, 2016
    Any member have experience with Nu-Line 48 TPI extended choke tubes? I'm looking to purchase additional choke tubes for my 1974 BT-99, which has custom made tubes from the early 90's from Oakland Custom Arms (long defunct) out of Waterford, MI. Tru-Choke is 44 TPI, possibly double lead. My tubes measure 48 TPI, with Nu-Line as the only current manufacturer... other than having custom tubes made by replicating my existing...