The Yorrx stainless steel umbrella holder fits perfectly on all golf trolleys with existing M8 screw thread. "Stainless Steel" – stainless steel umbrella holder with M8 screw system. Box contents: 1 x original Yorrx Golf stainless steel umbrella holder, Yorrx umbrella holder stainless steel. The scorecard holder shown is not part of the box contents. Yorrx Golf - simply & smart for the passionate golfers.