This 5 Kg Large Spool Holder Kit for the Elegoo OrangeStorm Giga is specially designed for 3 Kg and 5 Kg spools. The spool holder is 252 x 174 x 75 mm and has a double roller bearing mechanism. This reduces resistance and allows the filament to be guided smoothly into the 3D printer. The simple installation makes it a user-friendly product that makes the printing process more efficient. This makes this spool holder ideal for creating large projects.