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Jeff's ProTips4U athlete page: “Like“ us on Facebook: Follow us on Twitter: Shop for merchandise: In this Pro Tips 4U sports training instructional boxing video, trainer Jeff Mayweather talks about the proper way on how to throw the jab. Jeff reviews the standard jab, the spear jab and the up jab. His tip discusses why it’s important to turn your knuckles, how to invite your opponent in and how to jab and defend. Jeff Mayweather had a career boxing record of 32-10-5 with 10 KOs. His biggest accomplishment was winning the International Boxing Organization (IBO) Super Featherweight title from John Roby on April 21, 1994, a title which he defended two times. Jeff, who brothers include Floyd Mayweather Sr. and Roger Mayweather, is also uncle to Floyd Mayweather Jr. who has won titles in five different weight classes. Jeff is now a noted trainer, most recently gui
