Tough Mudder Backblast by f3westshore | Sep 9, 2017 | PAX Posts | 0 comments Represented F3 at The Mudder in Pittsburgh. 10 miles 20 obstacles Finish it off with a beer. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.