spool holder base for external spool A1

ENGThis is a base built in 2 pieces to fix the external roll holder arm for A1 printerThis project can be used in two ways: using only the hub by fixing it to the wall, thus hooking the original reel holder to it, or hooking the hub to the base.the hub must be fixed with simple screws (I used self-tapping wood screws) or you can use metal screws with the appropriate inserts to be inserted hot. as I have designed the base it is not necessary to unscrew the hub to fix the original A1 bamboo spool holder arm, because I have foreseen enough space for the passage and easy locking of the component.I printed the component in PLA and they work fine ITAquesta è una base costruita in 2 pezzi per fissare il braccio porta bobina esterno per stampante A1Questo progetto puo essere usato in due modi: utilizzando solo il mozzo fissandolo a muro a muro, agganciando cosi il porta bobina originale a questo, oppure agganciare il mozzo alla base.il mozzo va fissato con delle semplici viti (io ho usato quel