Leatt's DBX 4.0 Helmet Technology Leatt's DBX 4.0 Helmet Technology Vital MTB Play Again Leatt explains the technology of their new DBX 4.0 Helmet. Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter Leatt 12/4/2018 11:38am Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter Related 0 comments Sort: Newest FirstOldest FirstPopular To post, please join, log in or connect to Vital using your Facebook profile Login with Facebook.