BARN FRESH, I BELEIVE THIS ISAN A1, BUT THE LETTER IS WORE ON THE TAG? COMPLETE MAG WITH GOV. BUT MISSING THE WHEEL. NO VISABLE CRACKS OR BRAKES, SHAFT IS TIGHT AND TURNS OVER SMOOTH. MAG PUTS OUT ABOUT 5. S VOLTS OR SO WHEN TURNED WITH A DRILL AS IT SITS, MAGNETS MAY NEED A CHARGE. THANK YOU ALOT OF GREASE, NEEDS CLEANING.