QitinDasen 2m 3D Printer GT2 Timing Belt Kit, 2mm Pitch 6mm Width Rubber Belt, with 2Pcs 5mm 20 Teeth Pulley, Idler, 4Pcs Tensioner Spring Torsion and Gear Clamp Mount Block

〓 Timing Belt: The timing belt is made of premium rubber, durable and flexible. It's designed specifically for linear motion, high positioning accuracy. Round tooth profile guarantees that the belt tooth fits smoothly. 〓 Pulley: It's used together with timing belt, very convenient to use. 20 Teeth contact with the belt, that minimizes the chance of the belt slipping. 〓 Tensioner Torsion Spring: With the springs, you can add the right tension you need and make your prints much more precise. 〓 Mounting Block: The clamp is used in open belt buckles for 2GT belt (and some other models). Make sure that the gearbox is firm and free from loosening. 〓 Compatibility: Compatible with most 3D Printers. Attention: Small parts, keep away from children!