Description:XL15T 8mm Bore Aluminum Timing Belt Pulley Synchronous Wheel for Stepper MotorSpecification:          Material       aluminum alloy           Type       XL type           Tooth pitch       5.08mm           Hole diameter       8mm           Tooth width       11mm           Size       28x24mm           Screw       4mm           Wrench size       63x3mm        Features: Widely used in automotive、 textile、 printing and packaging equipment、 sewing equipment、 office equipment、 financial machinery、 food machinery、 medical machinery、 iron and steel machinery、 petroleum and chemical industry、 instrumentation and other fields.  Package Included: 1 x XL15T Aluminum Timing Belt Pulley 2 x M4 setscrews 1 x Wrench  More Details: