2PCS 20 Teeth 3mm Bore Idler Timing Pulley with Bearing 2GT Aluminium Alloy H Type GT2 Synchronous Wheel Without Teeth for 6mm Width Belt 3D Printer CNC Mechanical Drive

الوصف

2PCS 20 Teeth 3mm Bore Idler Timing Pulley with Bearing 2GT Aluminium Alloy H Type GT2 Synchronous Wheel Without Teeth for 6mm Width Belt 3D Printer CNC Mechanical Drive