Frankford Arsenal Vibra Prime Universal Automatic Large and Small Primer Tube Filler for Reloading ACCURACY: Features circular auto-indexing ridges to quickly index primers for insertion into the tube EASE OF USE: Insert the adapter over the primer tube and remove the drop pin to allow the primers to fall into the primer tube. Runs on 2 AA batteries (not included) VERSATILITY: Motorized agitation mechanism allows for loading 100 primers into a primer tube in a matter of seconds and it works with large and small primers INNOVATIVE: Flexible adapter aligns the dispenser tube with the primer tube on your progressive press for quick and painless alignment of the tubes and removal of the drop pin INCLUDES: Vibra-Prime, primer tray, small primer tube, large primer tube and 2 universal tube adapters