Tec 9 To Mac-10 .45 Acp-3/4x10 Os To 7/8x9

If you want to thread your Mac-10 .45 acp suppressor onto your Tec 9, This is for you! It has an inner thread for the Tec 9 (3/4x10 OS) and an outer thread of 7/8x9 for a .45 acp Mac-10. Finished in black oxide for durability. (Adapter only, gun & other parts sold separately)