Muscular Development Re-signs Jon Delarosa

Read more: Jon Delarosa - Re-signs | Muscular Development

Juan Morel and Jon De La Rosa Train Chest

Read more: Juan Morel and Jon De La Rosa Train Chest

Victor, Jon & Juan Train Arms - Part 2

Read more: Victor, Jon & Juan Train Arms - Part 2

Victor, Jon & Juan Train Arms - Part 1

Read more: Victor, Jon & Juan Train Arms - Part 1

Juan Morel and Jon De La Rosa Train Chest - Part 2

Read more: Juan Morel and Jon De La Rosa Train Chest - Part 2

Victor Martinez and Jon De La Rosa Train Back

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Jon Delarosa - 5 Day Out Progress Pictures!

Read more: Jon Delarosa Progress Pictures - 5 Days Out from Orlando Europa 2014 | Muscular Development

Jon Delarosa Update & Sneak Peak - 9.5 Weeks Out

Read more: Jon Delarosa - 9.5 Week Out Update & Sneak Peak | Muscular Development

Jon Delarosa December 3rd Update

Read more: Jon Delarosa December 3rd Update

Jon Delarosa photo 15 weeks out from Arnold - Brazil

Read more: Jon Delarosa 15 Weeks Out from Arnold-Brazil