Just encountered this with my new ssk 50 frame, twice, 2 different barrels, a 10” 44 and a 10” 222. Sent it back both times, last time they swapped the lugs, works like a dream now.
Ping pong balls for the win. Once you've wrestled everything else in life is easy. Dan Gable I keep my circle small, I’d rather have 4 quarters than 100 pennies.