SainSmart 3mm ABS/PLA(optional) 3D Filament 1kg/2.2lb for 3D Printers Reprap, Afinia, Solidoodle 2, Printrbot LC, Mendel, MakerGear M2 and UP 1 KG (approximately 2.20 lbs) Spool 1.75mm Filament Diameter (Dimensional Accuracy +/- 0.05mm) PLA 3D Printer Filament Vacuumed Sealed With Desiccant Recommended Extrusion/Nozzle Temperature 200C - 220C (338F - 410F) Spool Diameter: 8" - Spool Width: 2.50" - Spool Hub Hole Diameter: 1.50"