Easyturn 10Pcs gt2 timing pulley 20 teeth bore 5mm 8mm for gt2 synchronous belt 2gt belt TH

The GT2 pulley with 20 teeth or grooves is one of the best choices for 3d printer construction. Compared with the T2.5 or MXL timing pulley, the GT2 pulley tooth profile is anti-backlash. Why? The rounded teeth of this tooth and belt are engaged together longer providing a smoother transition between teeth. 2GT used in linear drive with Linear Motion Small Backlash Positioning Accuracy Type:20-2GT-6 BF;Pitch:2mm;Teeth Number :20 teeth;Outside Diameter (OD):12.22mm;Bore :5mm/8mm; Flange:double;Material:Aluminium Alloy;Fixed mode: 2* M4;Fit for belt Width:6mm;Quantity: 10 pcs/pack. Package Includes:10pcs x 20 Teeth GT2 Aluminum Timing Pulley