Here's how to install the Rain-X Truck & SUV Style 1 Wiper Blades on a Small J Hook arm.
Rain-X Truck & SUV Wiper Blade: 24, Premium Beam, Rugged Weather-Tough, Pack of 1 870124 - Advance Auto Parts
Official Rain-X
Rain-X Truck & SUV Wiper Blade - Large J-Hook
Installation of Rain-X Truck & SUV Wiper Blade With Small J-Hook Adapter
Rugged All-Weather Tough And Durable - Featuring A Proprietary Graphene Coating That Provides Friction Reduction And Added Protection Against Abrasion
Rain-X 870122 Truck & SUV Rugged Series Premium Wiper Blades, 22 Inch Windshield Wipers (Pack Of 1), Automotive Replacement Windshield Wiper Blades
Rain-X Silicone AdvantEdge Wiper Blade - Small J Hook
Rain-X Expert Fit Conventional Windshield Wiper Blade C15-1 - 860015
Official Rain-X
It is a J-hook. It has never been used. No instructions included. If you have used these before you know how to put them on. I bought it by mistake
Rain-X C-15-1 Windshield Wiper Small J-Hooks 15 NEW IN PACKAGE
Everything About Wiper Blade Sizing - Car and Driver
Rain-X Silicone AdvantEdge 16 Inch Wiper Blade 830016
Rugged All-Weather Tough And Durable - Featuring A Proprietary Graphene Coating That Provides Friction Reduction And Added Protection Against Abrasion
Rain-X 870116 Truck & SUV Rugged Series Premium Wiper Blades, 16 Inch Windshield Wipers (Pack Of 1), Automotive Replacement Windshield Wiper Blades