Description: Brand New And High Quality. Features: Made Of High Quality Aluminum ,Strong And Sturdy. Suitable For A Type V-Shaped Pulley Timing Belt. 5-Slot Design Can Be Applied To Different Speed Requirements. V-Type 5 Step Pulley For Motor Shaft Drive. Hole Diameters 14,16MM,The Keyway Width Is 5MM. Hole Diameters 18,19,20,22MM,The Keyway Width Is 6MM. Hole Diameters 24MM,The Keyway Width Is 8MM. Hole Diameters 25MM,The Keyway Width Is 5MM. Hole Diameters 28MM,The Keyway Width Is 4MM. Specifications: Material:Aluminum Color:Silver 5 Step Outer Dia:55MM,78MM,102MM,126MM,150MM Size:150MMX82MM(5.9X3.22) Hole Dia:14MM,16MM,18MM,19MM,20MM,22MM,24MM,25MM,28MM Package Include: 1PCS X Five Step Belt Pulley Note: 1. Please Allow 1-3 CM Error Due To Manual Measurement. 2. As Different Computers Display Colors Differently, The Color Of The Actual Item May Vary Slightly From The Above Images, Thanks For Your Understanding.