2011 NPC USA Heavyweight Champion and new IFBB Pro makes his first appearance on MuscularDevelopment.com as an IFBB Pro! This is also his first appearance as an official Team MD Pro Athlete. Delarosa has his sights set on the 2012 IFBB NY Pro and with the show approximately 20 weeks away he is bigger than ever. In part 1 of 2, Delarosa takes us through his off-season biceps workout. Check out the video below:

IFBB Jon Delarosa is back for part 2 of his off-season arm workout and this time the focus is triceps. Sitting large at 265 lbs, Delarosa is doing everything he can to make his pro debut memorable. We will be following Delarosa every step of the way on his journey to the 2012 IFBB New York Pro. Now its time for some tricep training - check it out: