Ronstan Series 15 Single Block – lightweight low-friction block on white background

Ronstan Series 15 Ball Bearing Single Block with Loop Top, RF15101

Ronstan
SKU:
RF15101
|
UPC:
9316800555116
AUD $14.95
AUD $18.16
(You save AUD $3.21 )
Current Stock:
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Description

The Ronstan Series 15 Ball Bearing Single Block with Loop Top (RF15101) is a compact, lightweight solution for small control lines on dinghies, foiling craft, and small keelboats. Designed for precision and reliability, this block combines low-friction ball bearing performance with a flexible loop top attachment, making it ideal for vang, cunningham, or spinnaker sheets.

Constructed from high-strength fibre-reinforced polymer with stainless steel ball bearings, the Series 15 block offers smooth rotation under load while maintaining a high strength-to-weight ratio. The integrated loop top allows fast and secure attachment to shackles, eyelets, or lash points, reducing the need for additional fittings.

Lightweight, durable, and dependable, the Ronstan RF15101 ensures effortless control and superior performance for competitive sailors and recreational users alike.

The smallest and lightest ball bearing block available

FEATURES

Smallest and lightest ball bearing block available.

Precision moulded acetal sheave running on stainless steel ball bearings provide high performance & low friction.

Single loop head blocks include an O-ring to separate running line from head lashing or fixing.

Specifications

Product Specifications
Type of Block Single
Sheave diameter (mm) 15mm
B.L. (kg) 550
M.W.L. (kg) 120
Max. Rope diameter (mm) 5
Weight (g) 7