On the same week that he made four birdies on his final six holes to win the British Open in Muirfield, Scotland, his fifth major victory in professional golf, San Diego's own Phil Mickelson stopped by the Carlsbad headquarters of Callaway Golf to give employees of his sponsor company a close-up look at one of golf's most hallowed trophies, the Claret Jug.

According to Callaway Golf's Twitter account, the Mickelson's appearance on Wednesday, July 24 came together quickly.

"This wasn't event planned. Phil text(ed) me this morning asking if he could come by," Callaway CEO Chip Brewer is quoted as saying in a Tweet.

Mickelson relied on equipment from Callaway and Odyssey putter in the electrifying Open finish. He started the final round five strokes behind the leader and went on to win by three strokes

According to a press release from Callaway, during the awards ceremony on the grounds of Muirfield, Mickelson thanked Callaway technicians for their efforts. Mickelson had in his bag:

• Callaway X Hot 3Deep Fairway Wood, 13-degree
• Callaway X Forged Irons, 4-9 + PW
• Callaway JAWS Wedges 52- and 56-degree
•Callaway Mack Daddy 2 Wedges, 60- (prototype) and 64-degree
• Odyssey Versa #9 Putter (white/black/white)
• A Callaway prototype HEX Chrome+ golf ball

The win marked the 49th overall professional victory of Mickelson's storied career.