1.93 OD. X 1.36 ID. 45MM 6, 7 AND 8 RIB ALTERNATOR PULLEY CAP ,comminly used by Custom electric service, machined from 6061 aircraft grade aluminum in your choice of 8 colors. These fit the exact 45mm pulley in the photo. DOES NOT INCLUDE ALTERNATOR PULLEY. PLEASE MEASURE YOUR PULLEYS TO MAKE SURE THESE ARE THE ONES THAT YOU NEED!
MADE IN THE U.S.A.