Guillaume and the other Titleist players will provide feedback to the Tour team as they practice and play with the prototype 913 drivers

A look at the numbers with Titleist Tour Technician Mattias Jelver and it's back on the range

Guillaume indicates that it's on the number!

Next it was the turn of another Frenchman - the Massive Mess - Guillaume Cambis

And fires one down the range with great launch conditions into a prevailing wind

Titleist ambassador Matteo Manassero weighs up the first 913 set up before hitting a few

James chats with Titleist Tour Technician Phil Dimmock about the latest shaft, head and SurFit Tour hosel combination......

When asked to "step on one", George recorded a ball speed of 185mph, compared to an average of 165mph. Good to know you've got the gas when you need it!

George Coetzee at the start of takeaway

One of the hardest workers on tour, Jbe Kruger starts his downswing