RAM Tube Fishing Rod Holder with Revolution Ratchet and Socket Arm (RAM-137BU) (sku 54833) Apple_Apple iPhone XR Arkon strongly recommends using the

Arkon strongly recommends using the RoadVise Holder with smartphones that have skins and ruggedized cases attached

If you don't hear a CLICK your not pushing hard enough and it's NOT correctly attached

and the RAM ROD® Plunger Base for Spline posts

5" base that contains the universal AMPs hole pattern

About the FitClic Bike Strap Mount :

RAM Tube Fishing Rod Holder with Revolution Ratchet and Socket Arm (RAM-137BU) (sku 54833) Apple_Apple iPhone XR Arkon strongly recommends using theThe RAM 301 RBNBU consists of the RAM TUBE 2000 fishing rod holder and RAM ROD Revolution ratchet arm with single open socket for 1. 5" ball bases. Offering the patented RAM rubber ball, socket and ratcheting feature, you can rotate the rod holder 360 degrees, while tilting the cradle forward and back for the optimum angle. The tube holder integrates the RAM patented rubber ball and socket design with a self draining and quick to access tube for the