Callaway Great Big Bertha

“McIlroy will play the Callaway Golf Great Big Bertha Epic Sub Zero driver, the Callaway Golf Apex Forged MB irons and a prototype Odyssey putter when he starts the year at the European Tour's BMW SA (South African) Open in January, according to a No Laying Up report.”

“Driver: Callaway Great Big Bertha 9-degree driver with Graphite Design Tour AD TP-8 TX shaft”

“Driver: Callaway Great Big Bertha (Graphite Design DI-8 TX), 9 degrees”

“Callaway Great Big Bertha – 2 ( Hideki Matsuyama , Kevin Kisner )”

“He also chose to play Callaway Golf's Great Big Bertha Epic driver and fairway woods and irons, as well Bob Vokey wedges from Titleist.”

“He’s still using the Great Big Bertha which is also in the bag of Hideki Matsuyama.”