article_snippet: This past Saturday, Alex received an even more impressive gift, from "Tony Stark" himself.
article_snippet: Alex is 7, in first grade and a huge superhero fan.
article_snippet: Alex mom told Alex they were going to Atlanta to meet Manero and a specialist who were working on a new arm for the boy.
article_snippet: Alex didn't question it much, so CNN kind of just went with it," Alex mom, Alyson Pring, told CNN.
article_snippet: Alex said, 'I was freaking out!'
article_snippet: Manero met Alex through E-Nable, a volunteer network that matches people who have 3-D printers with children who need limbs.
article_snippet: His mom wanted to get Alex a replacement hand because Alex was being teased.
highlights_snippet: Alex Pring's mother says Alex Pring's mother son had been teased about not having an arm .