"appropriately sized steel washer in half and epoxying one half to the front of the guide rod stop."
ill just wait for the corrected design and/or an official USK release. thanks for your support here ... glad i wasnt the only one who experienced the same.
yeah... i use my R3 almost every range trip.. and thats 4-5x per week. i have a r45 built, but for some reason i cant get it to feed.. so it just sits... using g21 mags. its as if the mag sits too low or maybe the slide sits too high...