Ronstan Series 15 Ball Bearing Utility Block - Stand-Up Block

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$17.97
MSRP: $24.07
You save $6.10

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Info

SKU:CW71022 ,UPC:

SKU: CW71022

UPC: 9316800555154

MPN: RF15141

Info

SKU:
CW71022
UPC:
9316800555154
MPN:
RF15141

Description

The Ronstan Series 15 Ball Bearing Utility Block – Stand-Up Block is a compact, high-performance rigging solution designed for sailors, riggers, and marine enthusiasts who demand lightweight efficiency without compromising durability. This stand-up block excels in applications where space is limited and weight reduction is critical, such as on racing yachts, cruising sailboats, and other marine craft requiring precise load management. Its proven design has become an industry standard for those seeking superior performance in confined rigging systems.

At just 0.05 lbs, the Ronstan Series 15 stands as the smallest and lightest ball bearing block available in its class, delivering exceptional strength-to-weight ratio. The precision-molded acetal sheave runs on stainless steel ball bearings, enabling low-friction operation and extended component life even under demanding marine conditions. This construction method ensures minimal wear on lines while maximizing mechanical advantage in complex rigging configurations. The stainless steel bearings resist corrosion from saltwater exposure, making the block ideal for extended offshore use.

Sailors and riggers benefit most from this block's compact footprint when working on smaller boats or in tight quarters where traditional larger blocks prove impractical. The stand-up design keeps the block aligned and accessible during installation and operation, simplifying maintenance and line management. Compatible with standard marine rigging systems, the Ronstan Series 15 integrates seamlessly into existing setups and performs reliably whether deployed in freshwater lakes or challenging saltwater environments.

SpecificationDetail
Brand
Ronstan
MPN / Part Number
RF15141
UPC
9316800555154
SKU
CW71022
Weight
0.05 lbs
Dimensions
2 x 1 x 4 in
Product Type
Stand-Up Ball Bearing Utility Block
Sheave Material
Precision-Molded Acetal
Bearing Type
Stainless Steel Ball Bearings
Series
Ronstan Series 15
Primary Application
Marine Rigging & Sailing

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