RF15711 - Ronstan Series 15 Ball Bearing Utility Block - Exit Block

Series 15 Ball Bearing Utility Block - Exit Block

Features:

• Smallest and lightest ball bearing block available
• Precision molded 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
• Features a flush rivet to minimize cutout and facilitate installation.

Featuring a formed single piece housing for maximum strength and minimal rope wear.

Applications:

• Dinghy control lines
• Vangs, cunninghams and tweakers
• Shock cord tensioning systems

Materials:

• BB sheaves: UV stabilized acetal
• Ball bearings: Stainless steel
• Cheeks: Grade 316 stainless steel

The Ronstan Series 15 Ball Bearing Utility Block, part number RF15711, is a compact and lightweight exit block designed for various control line applications. It features a precision-molded acetal sheave running on stainless steel ball bearings, providing low friction and high performance. The single loop head blocks incorporate an O-ring to manage line separation from the head lashing or fixing. Its flush rivet design minimizes cutout requirements and simplifies installation, while the formed single-piece housing ensures maximum strength and reduces rope wear. This utility block is suitable for dinghy control lines, vangs, cunninghams, tweakers, and shock cord tensioning systems, offering a reliable solution for managing lines in space-constrained or weight-sensitive applications.