Ronstan RF15302 15mm Triple Block Loop Head – Series 15 Pulley NZ
The Ronstan RF15302 Series 15 Triple Block with Loop Head is a compact, ultra-lightweight, and high-performance sailing pulley designed for applications requiring maximum mechanical advantage and minimal friction. Featuring three 15mm acetal sheaves running on stainless steel ball bearings, it delivers exceptionally smooth, efficient line handling for high-load control systems.
Constructed with UV-stabilised acetal sheaves and stainless steel cheeks, the RF15302 offers excellent durability and corrosion resistance in New Zealand’s harsh marine conditions. Its loop head with integrated O-ring allows flexible lashing attachment while keeping the running line separated from the fixing point, reducing wear and improving efficiency.
Designed for high-performance sailing, this triple block is ideal for vang, cunningham, outhaul, and control line purchase systems, as well as shock cord tensioning setups on dinghies and small yachts. Key Features
- Triple 15mm sheaves for maximum purchase and load distribution
- Ball bearing system for ultra-low friction performance
- Loop head with O-ring for flexible lashing attachment
- Stainless steel cheeks for corrosion resistance
- UV-stabilised acetal sheaves for durability
- Lightweight, compact, and maintenance-free design
- Ideal for vang, cunningham, outhaul, and control systems Specifications
- Sheave Diameter: 15mm
- Max Rope Diameter: 5mm
- Maximum Working Load: 360kg
- Breaking Load: 850kg
- Weight: Approx. 28g
- Construction: Acetal sheaves, stainless steel cheeks
- Head Type: Loop head with O-ring Why Choose the Ronstan RF15302?
For New Zealand sailors, achieving maximum control with minimal effort is critical in high-performance sailing systems. The RF15302 provides triple-sheave mechanical advantage in an ultra-lightweight form, making it perfect for precision rigging setups.
Its durable construction, smooth operation, and compact size make it ideal for dinghy racing, trailer yachts, and advanced control systems, delivering reliable performance in both coastal and competitive sailing conditions.