Xande Ribeiro demonstrates the Cross Grip Duck Under, the technique he used to win the 2008 BJJ Worlds Open Class Final against Roger Gracie. The TAKEDOWNS section features Xande's brother, Saulo Ribeiro. This preview clip is a part of the Xande Ribeiro BJJ Instructional Series, the first BJJ video available on High Definition Blu-Ray. Also available on DVD as well. www.xande.tv www.1360films.com