Ryan, I remember seeing them at Florence Yamaha, One Stop in Reedsport, The pelican in Winchester, and Parker's in North Bend. I can't tell you for sure if they still carry them... I'll check with Florence Yamaha Friday and get back to you
old school CB antenna whips work (108"), check with a radio store. I use nothing but fiberglass, and carry sparesdesertR
Taylor Honda in Woodburn Oregon has them in stock