GATES TIMING BELT - 145 X 22MM RACE MC T179RPart No. T179R Type TIMING BELT Brand GATES Unit of Measure EACH Description Gates Timing Belt 145 x 22mm RACE MC Warranty Service Interval Number of Teeth 145 Width 21. 5mm Item Type Timing Belt Material Type HNBR Tooth Profile Modified Curvilinear Features Fabricated from high grade HNBR rubber for superior heat and contamination resistance Manufactured using PTFE infused jackets to reduce frictional losses and tooth shear Trapezoidal Timing Belts