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Premium Marine Quality Parts

Assuming lock is required, the following 4185 results were found.

  • Harken 29mm Double Carbo Air Block

    29mm Double Carbo Air Block Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.... Read more...

  • Harken 40mm Carbo Air Double Swivel Block

    40mm Carbo Air Double Swivel Block Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy... Read more...

  • Harken 40mm Carbo Air Triple Swivel Block

    40mm Carbo Air Triple Swivel Block Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy... Read more...

  • Harken 40mm Carbo Air Double Fixed Block

    40mm Carbo Air Double Fixed Block Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy... Read more...

  • Harken 40mm Carbo Air Cheek Block

    40mm Carbo Air Cheek Block Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.... Read more...

  • Harken 40mm/29mm Carbo Traveler Block

    40mm/29mm Carbo Traveler Block Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.... Read more...

  • Harken 40mm Carbo Single Fixed Block

    40mm Carbo Single Fixed Block Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.... Read more...

  • Barton Marine SkyLock 800

    SkyLock 800 The Barton SkyLock 800 features 316 stainless steel side plates, glass-reinforced nylon cover plates, and an internal self-locking aluminum cam to lift and lock loads securely using lines of 8 12mm. The clever design and construction of... Read more...

  • Harken 22mm Micro Block

    22mm Micro Block Low-friction Micro blocks are compact and lightweight. Specifications: Sheave: 22mm / 7/8in Length: 38mm / 1-1/2in Weight: 14g / 0.5oz Maximum line: 6mm / 1/4in Maximum working load: 91kg / 200lb Breaking load: 544kg / 1200lb... Read more...

  • Harken 22mm Double Micro Block

    22mm Double Micro Block Low-friction Micro blocks are compact and lightweight. Specifications: Sheave: 22mm / 7/8in. Length: 51mm / 2in. Weight: 43g / 1.5oz. Maximum line: 6mm / 1/4in. Maximum working load: 159kg / 350lb Breaking load: 544kg/ 1200... Read more...

  • Harken 22mm Triple Micro Block

    22mm Triple Micro Block Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes. Specifications: Sheave: 22mm / 7/8in. Length: 51mm / 2in. Weight:... Read more...

  • Perko Rowlock Socket - Bronze

    Rowlock Socket - Bronze Specs: Length: 2-3/8" Width: 7/8" Depth: 1" Screw Size: #10 Product Specifications Dimensions 6" L × 3" W × 2" H Shipping Weight 0.4 lb Country of Origin US Harmonized Code 7419.99.55.00

Northern Marine Canada
Proudly Canadian Owned & Operated!
Serving customers across Canada & the USA with marine parts and accessories.
Canadian Head Office:
Kingston, Ontario, Canada
Warehouse Locations:
Toronto, Ontario, Canada
New Jersey, USA
Florida, USA

About Us

Northern Marine is a Canadian supplier of premium marine and RV parts and accessories from top industry brands. We focus on quality, accurate listings, and dependable fulfillment so you can maintain, repair, and outfit your boat or RV with confidence.

Our goal is simple: get you the right parts, shipped fast, with straightforward service you can count on.