July 10th, 2021: We're back from vacation, and working hard to get everything shipped. Current lead time is about 4 business days.
*** Bighorn Arms receivers are available with either #6-48 or #8-40 screws. Please check before ordering.***
*** Early serial numbers, before approx. #150 have a different, shorter spacing. Please state when ordering if you need the early model hole spacing.***