Hobie Mirage I9s Rudder Assembly Horizon it gives a diameter that

it gives a diameter that fits well for all hand sizes

The GTSL90 surface mount track is similar in size and shape to the GT90

5L reservoir keeps you hydrated all day long and stores in a dedicated hydration compartment with direct-zip access and sternum strap magnetic bite valve

easy-to-use MirageDrive 180 + patented Kick-Up Fins

The 3-layer jacket has a 100% recycled nylon face fabric

Hobie Mirage I9s Rudder Assembly Horizon it gives a diameter thatFull rudder assembly for the Hobie Mirage I9s including up down pulley, steering handle, and the actual rudder component. Depending on your kayak make model, this may be able to be externally fit onto the rear of your kayak.