Marbles. Only had to drill and tap one hole. Easy to do and Midway also sells the tap.Mr. Neutron wrote: ↑Sat Nov 19, 2022 1:15 amGene,
What brand of peep is that rear sight? Just a simple matter pf drilling and tapping a coupla holes?
https://www.midwayusa.com/s?searchTerm= ... ng%20sight