30 Teeth 2GT Timing Pulley 3D Printer Part GT2 Timing Pulley Bore 4 5 6 6.35 7 eight 10mm Belt Width 6mm 10mm 15mm 2GT Synchronous Wheel【Product Name】:2GT Timing Pully【Product Material】:Alloy【Product Type】:Timing Pulley【Number of Teeth】:30 Teeth【Tooth Pitch】:2mm【Belt Width】:6mm/10mm/15mm【Bore】:4/5/6/6.35/7/8/10mm