SMO 100PPR 4 Terminal Eletronic Hand Wheel Manual Pulse Encoder fr 5V-24V CNC System Suitable For 5V 12V 24V CNC Systems 100PPR, pulse per rotation Diameter: 60mm/2.36", height 30mm/1.18"(Base to face, not including finger rod) Material: Aluminium alloy Suitable For 5V 12V 24V CNC Systems, Engraving Machining, ect