Pietta Smith Carbine nipple

[Yakiman]

Does anyone know what size nipple the Pietta Smith carbine takes?

[Michael Bodner]

8x1.00 mm metric threads

Track of the wolf has them

[jonk]

Some were done in standard US threads... I have one that takes a normal Springfield nipple. So does a teammate. Bjt those are the only 2 i have seen so...