Team UnLimibited has launched its Alfie Edition Arm 2.0 which is a modification of its previous version, the Isabella Edition which had issues with growing anatomy of children and hence its proportionality with user. They have currently hosted the files on Thingyverse through Customizer and are expecting the global users to provide them feedback on the new launch.

Source: http://www.teamunlimbited.org/the-unlimbited-arm-20-alfie-edition-current/