Saipe 2PCS GT2 Timing Pulley Synchronous Wheel Aluminum Alloy Timing Belt Pulley 3D Printer Accessories for 6mm Width Timing Belt (30 Teeth Bore 5mm) 30 Teeth Bore 5mm 2 Size:30 Teeth Bore 5mm Compaq most often use M6

Compaq most often use M6 threads

Insulation Sealing Wear-Resistant Cable Protector by YUKSY (4ft

clockwise decrease sensitivity

Overall Size(Approx)： 55 x 65 x 50mm/2

Saipe 2PCS GT2 Timing Pulley Synchronous Wheel Aluminum Alloy Timing Belt Pulley 3D Printer Accessories for 6mm Width Timing Belt (30 Teeth Bore 5mm) 30 Teeth Bore 5mm 2 Size:30 Teeth Bore 5mm Compaq most often use M6Saipe 2PCS GT2 Timing Pulley Synchronous Wheel Aluminum Alloy Timing Belt Pulley 3D Printer Accessories for 6mm Width Timing Belt (30 Teeth Bore 5mm) 2Pcs GT2 Timing Belt Pulley (30 Teeth Bore 5mm) for 6mm Width Belt Specifications Type: Timing Belt PulleyMaterial: High Quality AluminumSize: 21. 5x21. 5x17mmColor: Aluminum SilverNumber of Teeth: 30 teethBore Diameter: 5mmSuitable Belt Width: 6mm Features 1. High Quality Aluminum material, shiny