AFI's Heavy Duty MRV wiper motors are capable of driving up to a 22 arm with a 22 blade, or a 20 x 20 premium armblade combination at sweep sets of 80 or less. The MRV motor is designed for interior mounting locations. It has 2 speeds, with adjustable sweep set and adjustable right or left parking. Although factory pre-set, the sweep angle is adjustable to 45, 60, 80 or 110. Available in 3 shaft lengths. Corrosion-resistant casing and heavy-duty motor with right angle drive; max. current draw is 3.5 amps Two-speed motor; can be wired for a single speed Solid brass knurled drive nut with brass and stainless steel drive shaft Adjustable right or left self parking Includes 5 amp fuse and holder, stainless steel fasteners and mounting bracket Requires user supplied 3-position, 4-pole switch for 2-speed operation (not included) Available cover protects motor, but does not make it waterproof (sold separately) Dimensions: 7-58L x 4W x 2H Weight: 2.7 lbs.