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Powerwinch 21600-J-1000-B1-Z-R Saltwater Series Trailer Jack 1000lb Bolt-On Single Wheel Zinc

Manufacturer

Powerwinch (carefree Of Colo)

<h3>About Powerwinch &amp; Carefree of Colorado</h3><p>Powerwinch, now a division of <strong>Carefree of Colorado</strong>, brings together more than five decades of engineering expertise in marine and trailer winch technology. Founded in 1971 and headquartered in Broomfield, Colorado, Carefree of Colorado has long been recognized for building products that make outdoor adventures more convenient and reliable. Under the Powerwinch banner, that same philosophy is applied to one of the most important pieces of gear a boater can own: the winch.</p><p><a href="/7500-powerwinch-carefree-of-colo-electric-winches-parts-201909">Electric winches and related parts</a> are the heart of the Powerwinch lineup. The brand offers a comprehensive range of trailer winches, anchor windlasses, and capstan power-lift assist winches designed for boats and trailers of varying sizes. Each electric winch is engineered with a heat-treated gear system for maximum durability, a zinc-plated frame for corrosion resistance, and a level-wind system designed to prevent cable snarls during retrieval. A positive gear-train lock prevents unwanted line slippage, while heavy-duty bearings ensure smooth, efficient power delivery — details that matter when you're loading a multi-thousand-pound vessel at the end of a long day on the water.</p><p>Powerwinch's <a href="/7500-powerwinch-carefree-of-colo-trailer-parts-accessories-202667">trailer parts and accessories</a> round out the ownership experience, giving boaters everything they need to keep their winch systems running at peak performance. From wiring harnesses and circuit breakers to clutch repair components and protective covers, these purpose-built accessories are designed specifically for Powerwinch models like the RC23, RC30, 712, 912, and 915. Having the right replacement parts on hand means less downtime and more time on the water.</p><p>The brand also maintains a robust catalog of <a href="/7500-powerwinch-carefree-of-colo-trailer-parts-accessories-201094">trailer parts and accessories</a> covering a wide variety of maintenance and upgrade needs. Whether you're outfitting a new trailer rig or servicing an older setup, Powerwinch's deep selection ensures compatibility and confidence across its full model range. The brand's anchor windlass offerings are equally well regarded — built with stainless steel rope-and-chain guidance systems, stainless drive shafts, and fasteners that stand up to the demanding saltwater and freshwater environments boaters face every season.</p><h3>Why Choose Powerwinch?</h3><ul><li><strong>50+ years of marine industry heritage</strong> — a legacy of quality and continuous innovation in trailer and anchor winch technology</li><li><strong>Corrosion-resistant construction</strong> — zinc-plated frames, weather-resistant housings, and stainless steel components built to withstand marine environments</li><li><strong>Wide model range</strong> — solutions for boats and trailers across a broad spectrum of sizes and weight capacities</li><li><strong>Comprehensive parts support</strong> — dedicated replacement parts and accessories engineered specifically for Powerwinch models</li><li><strong>Trusted by boaters</strong> — a respected name carried by leading marine suppliers nationwide</li></ul>

Part Number

21600-J-1000-B1-Z-R
06/21/2036 12:36 PM
Sale Price

$109.74

In Stock (8)

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Product Details

The Powerwinch Saltwater Series Trailer Jack is engineered specifically for boat trailers exposed to harsh marine environments and corrosive saltwater conditions. Built with heavy-duty steel construction and a premium zinc-plated finish rated for 500+ hours of salt spray resistance, this trailer jack delivers exceptional corrosion protection that significantly outlasts standard finishes, making it ideal for saltwater boating and coastal applications.

Key Features:

  • 1000 lb lifting capacity provides reliable support for raising and lowering boat trailers
  • Zinc-plated coating rated for 500+ hours in salt spray testing for superior corrosion resistance
  • Bolt-on mounting design simplifies installation and provides secure attachment to trailer frames
  • Single wheel configuration allows smooth maneuvering and easy trailer positioning at ramps and storage
  • Oversized textured handle offers improved grip and comfort during manual operation
  • Pivot pin sleeve ensures dependable pivoting performance when moving jack into towing position
  • Durable steel construction built for long-lasting performance in demanding saltwater environments

Perfect for boat owners who frequently launch in saltwater environments, the Powerwinch 21600-J-1000-B1-Z-R provides dependable lifting power, durability, and marine-grade corrosion protection for long-term trailer performance in coastal conditions.

Awesome experience! Thanks!

I searched online for my product, found it and the best price at thmotorsports.com, ordered it, and received it as promised, in perfect condition as advertised. I'm a satisfied customer. Guess they have a sister company: autoplicity.com. I'm shoppin' them too.

The tires work very good

So far so good Quick and easy to order

Great product. Accurate website description. Fits perfectly. 5 stars for sure

This was good price for a great tire!

I have one of these on another boat. I love it and it&amp;#039;s saved my lower unit more than once when I unexpectedly found a stump or hard bottom.. It also allows me to run with the motor higher because if the set back.

Great service Quick shipping Hassle free

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