Marinco 33010A Stainless Steel Marine Wiper Arm - Single, 14–20" Adjustable, Corrosion-Resistant

The Marinco 33010A Deluxe stainless steel wiper arm is a single, adjustable marine wiper that fits 14"–20" blades and is built for corrosion resistance and reliable visibility in wet conditions.

This heavy-duty wiper arm is designed for boats and marine vessels that need a dependable windshield wiping solution. Constructed from polished stainless steel with an adjustable length range, the unit replaces worn or damaged arms and restores sweep coverage for smaller to medium windshields. Compact packaging and straightforward installation make it suitable for DIY fitment or professional service on recreational and commercial craft alike.

How does this wiper arm improve visibility on the water?

By providing a secure mount and consistent blade pressure, the Marinco 33010A helps maintain a clear field of view during rain, spray, or chop. Its stainless steel construction resists corrosion, keeping the arm functional in a salty environment. The adjustable length ensures the blade contacts the glass correctly for effective wiping performance.

• 14"–20" adjustable reach to match blade size and sweep arc
• Stainless steel finish reduces rust and extends service life
• Single-arm design for straightforward, consistent blade pressure

What are the key specs and physical dimensions I should know?

The arm arrives in compact retail packaging and is sized for moderate windshield applications. Package dimensions indicate a slim parcel that’s easy to store or ship, and the arm itself adjusts to cover smaller-to-mid-range blade lengths. It’s categorized under fishing equipment but works on a variety of marine vessels.

• Adjustable blade fit: 14" to 20" (35–51 cm)
• Package size: length 45.212 cm, width 7.366 cm, height 2.794 cm
• Product type listed as fishing equipment — suitable for marine use

How easy is installation and which vessels is it compatible with?

Installation is typically straightforward: remove the old arm, position the Marinco arm, and secure it to the existing wiper pivot or mount. It’s compatible with many small to medium boats that use single-arm wiper systems. For unique mounting patterns or power connections, consult your boat’s wiper hardware specifications or a technician.

• Simple remove-and-replace operation for standard single-arm mounts
• Works with most 14"–20" wiper blades and common pivot fittings
• Recommended for small powerboats, fishing boats, and utility vessels

Why choose a deluxe stainless steel arm over a basic replacement?

Upgrading to stainless steel improves resistance to saltwater corrosion and mechanical wear, reducing the frequency of replacements. The deluxe model typically offers a polished finish and sturdier construction for a neater appearance and longer service life under marine conditions. Those benefits translate into fewer maintenance interventions and more reliable wiping performance when conditions worsen.

• Stainless steel resists rusting better than plated or painted arms
• Robust build enhances durability in marine environments
• Polished look complements boat hardware and helm aesthetics

Who is this for: The Marinco 33010A Deluxe wiper arm is aimed at boat owners, captains, and marine service professionals who need a dependable, corrosion-resistant single wiper arm for small to medium windshields. It suits recreational boaters, anglers, and commercial operators seeking a straightforward replacement or upgrade with adjustable blade compatibility and compact packaging for easy handling.