Clamps to H-Rail. Deep and versatile. Angle adjustable. 

Rod Tube Angle Adjustment

The rod tube can be adjusted for optimal trolling angle or storage position.

Reel Holder

The reel holder at the top can be rotated or removed to allow for different styles of reels and angles of trolling.

Gimble Pin

The adjustable rod holder assembly comes with a gimble pin installed at the base. You can remove the pin with a flat head screwdriver if you do not want to use this feature.

See instruction manual Here 

72020098 Hobie Rod Holder Assembly / H-Rail