Danner Mendez Medelln Marinco Premier Wiper Arm Stainless Steel Single 15" 20" [33084W]. Premier Wiper Arm Stainless Steel Single 15 20" Combine the heavy duty construction and materials of the Premier wiper arm line with a built in wet arm system that allows for a clean and easy installation of a washer system. A simple and easy way to keep your windshield clean, the Premier wet arms feature a black PVC hose that runs up the center of the arm and ends in a four nozzle fixture that is an integral part of the wiper arm itself. Each solid brass nozzle is adjustable to provide a maximum coverage spray pattern for almost any windshield. Features: Compatible with 2. 5 and 1. 5 MRV wiper motors Wet single wiper style Physical Specifications: Each in Package Height (in): 0. 6" Each in Package Width (in): 3. 1" Each in Package Length Depth (in): 19. 5" Each in Package Weight (oz): 12. 8"