Callaway's Kellen Watson weighs in on the PGA Championship, USGA driver testing and Bryson's quest for the perfect golf ball

On this week's episode of Fully Equipped, GOLF's Johnny Wunder and Kris McCormack are joined by Callaway Tour Rep Kellen Watson to break down the PGA Championship, what went into convincing Jon Rahm to change driver shafts and if Bryson DeChambeau's quest for a perfectly tailored golf ball is a realistic option. -- If you'd like to be featured on the Fully Equipped Hotline in future episodes, call (480) 442-1168 and leave us a voicemail. -- Attention gear heads! The Fully Equipped store is officially live at shop.golf.com .