Wiper Arm Deluxe Stainless Steel Single - 14"-20"Deluxe arms are used on Standard and Heavy-Duty motors.Features:. Stainless Steel. Arm has "articulating/bend-back" feature. Motor shaft mounting has additional set screw clamping. Compatible with 2.5, 1.5, 1000, MRV wiper motors. Dry single wiper style