Fit for Anet, RepRap, Prusa, MendelMax 3D printer,also,suit for most kind of 3D printers. Closed timing belt; the GT2 belts are specially designed for the linear movement. The timing belt is made of premium rubber, more durable and flexible; Pulley Hole: 5mm; Pulley Teeth: 20 Length: 196-1/2 / 5000 mm; Width: 6mm; Thickness: 1.5mm; Pitch: 2mm; Application: used as timing belt on stepping motor of 3D printer; used as timing belt on engraving machine, CNC machine tool, lathe planer, vacuum cleaner, electric skateboard, DIY toys, robot, laser, motorcycle and other equipment.