a?c For A belts pulleys from 2'' to 12'' have keyways except 3/8'' and 1/2'' bores and 3/4'' bores in pulleys less than 4'' in diameter
a?c All pulleys are with slotted headless set screws
a?c In Sta-Pak cartons
a?c For 4L or 1/2'' x 11/32'' belts
a?c A Section - Die Cast
a?c 3/4 Bore
a?c O.D.Inches=12
a?c Pitch Dia.=11.75
a?c # Of Spokes=6