Designed for American Waters and Weather

Quality U.S. and Imported Marine Parts Built to Last!

Harken
2638

Harken 40mm Carbo Air Double Swivel Block

SKU 79734 MPN 2638 UPC 097653077312 MFR Harken

Express
Toronto, ON Vancouver, BC NJ, Warehouse FL, Warehouse 1
"Express" items are automated and typically shipped out the next available business day and delivered within 4 days.
In Stock 1 available
$145.21
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$19.87
CAD
US$102.98 USD
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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 trimming. 

Specifications:

  • Sheave Ø (mm)40 mm
  • Sheave Ø (in)1 9/16 in
  • Maximum line Ø (mm)10 mm
  • Maximum line Ø (in)3/8 in
  • Maximum working load (kg)440 kg
  • Maximum working load (lb)970 lb

Product Specifications

Dimensions5" L × 3" W × 2" H
Shipping Weight0.21 lb
Country of OriginUNITED STATES

Documentation

Quick GuideDownload PDF
Installation GuideDownload PDF
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

LibertyMarineUSA supplies marine and RV parts and accessories from trusted U.S. manufacturers and proven, quality-approved imported manufacturers. We focus on dependable, quality-tested products from reliable sources, so you can maintain, repair, and outfit your boat or RV with confidence.

Our goal is simple: to deliver the best quality marine parts you can count on. We focus on dependable service, fast shipping, and proven products that are either American-made or American-tested and approved for quality and reliability.