Nike made for McIlroy
The big manufacturers love to have their player using their latest driver, because it boosts consumer confidence, and thus sales, but there are high profile players who stick rigidly to older models because they know they work just as well.
G-Mac stuck with his trusty FT-3 driver in the 2010 US Open even when Callaway had several more current models available. And trust me, on any Tour range when you look under the headcovers branded with the latest models, you’ll find plenty of old Big Bertha and V Steel fairways.