Semi-Rigid Vinyl with Stainless Insert Base comes coiled and ships UPS UV inhibited for long life in harsh marine environments Bends without heating Takes ¾” Hollow Back Stainless Popular on: Carver Takes ¾” Hollow Back Stainless Popular on: Nautic Star Sea Pro Accepts ¾” Hollow Back Stainless Accepts ¾” Hollow Back Stainless Popular on: Leopard Catamarans Aquila Catamarans Albury Accepts 1” Hollow Back Stainless Accepts 1” Hollow Back StainlessOEM Californian FVO-135 with a thinner lipAccepts 1” Hollow Back StainlessOEM Carver Accepts 1” Hollow Back StainlessHave used as replacement/upgrade for no longer available Bayliner Motor Yachts OEM 1⅝” Aluminum Accepts 1” Hollow Back Stainless