Canadian Based. Customer Focused.

Premium Marine Quality Parts

Ronstan

Ronstan Series 20 Ball Bearing Block- Single, Stand-Up Loop Top

SKU 70783 MPN RF20141 UPC 9316800255610 MFR Ronstan

Express
Toronto, ON Vancouver, BC NJ, Warehouse 4 FL, Warehouse 4
"Express" items are automated and typically shipped out the next available business day and delivered within 4 days.
In Stock 8 available
$32.25
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$5.69
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Series 20 Ball Bearing Block- Single, Stand-Up Loop Top

Features:

  • Low friction
  • High static and dynamic load capacity
  • Lightweight

Precision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction.

Applications:

  • Dinghy control lines
  • Dinghy vangs
  • Cunninghams
  • Traveler controls

Materials:

  • Stainless steel ball bearings
  • UV stabilized Acetal sheave
  • Grade 316 stainless steel load strap and head fitting
  • Impact and UV resistant, fiber reinforced Nylon cheeks

Product Specifications

Dimensions4" L × 2" W × 1" H
Shipping Weight0.1 lb
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.