Kee Pang 10M Rubber Opening Belt 6mm Width+8pcs GT2 Pulley 20 Teeth Bore 5mm +4pcs Belt Locking Spring For 3D Printer - The Best 3d Print 2019
Features:Durable and virtuallyDesigned specifically for linear movementGT2 pulley and belt are used together, very convenient to useAssicura a fourth round tooth profile as the tooth of the belt is positioned correctly20 contact with the tooth side which minimizes the risk of the belt slipping