Home / 30H300TL.2012 Ametric Inch Steel ANSI Timing Pulley with Flange, 1/2" Pitch for a H300 Synchronous Belt, 30 Teeth, for 2012 Taper Lock Bushing, 4.77 Inch Pitch Diameter, Without Hub, 3-5/16" Approximate Face Width, 1-1/4" Approximate Width Through Bo