My guess is that ragas is lighter than Beckies, but his back up are aware of where the test is undertaken. 
When the rule was introduced in france a few years back it was part of the technical pre trial inspection, up until this no ones ever been caught. 
The only way to really check is a random testing regime somewhere out on the course. 
  
What is really annoying is that it favours the full factory super lightweight Hondas, not the semi privateers.