Register an account today to become a member! Once signed in, you'll be able to participate on this site by adding your own topics and posts, as well as connect with other members.
I don't believe it's possible. The D50 TTB arms are a different length than the D44 TTB that he has, so I don't think the spring mounts are the same, but I could be wrong. Tell him to ask somewhere like fullsizebronco.com, they would know for sure.