Loading: (1) spins with the bullet, easing the loading pressure minimizing damage to tthe bullet or sabot. (2.) accepts many bullet shapes, (3). centers bullet in bore. \
\ Cleaning: (1) cleans rifling more efficiently, easier and quicker. (2). reduces patch binding. (3) won't loosen from the ramrod. \
The brass jag fits 10X32 threads, the rear guide keeps tool aligned and helps center bullet in bore. It is available for .45, .50, .54, and .58 caliber. State size.