Ronstan RF2330 Stay Adjuster – 4.8mm Pin Stainless Steel Channel Adjuster

Fine-tune your rigging with confidence using the Ronstan RF2330 Stay Adjuster—a precision-engineered channel-style rigging adjuster designed for accurate and repeatable stay tension adjustment on small sailing vessels.

Manufactured from marine-grade 316 stainless steel, this adjuster offers exceptional corrosion resistance and durability, making it ideal for long-term use in harsh marine environments.

The channel-style design provides multiple adjustment positions, allowing sailors to quickly and securely adjust rig tension to suit changing wind conditions. With incremental adjustments of approximately 8mm, it enables precise tuning for optimal sail shape and performance.

Designed for dinghies, catamarans, and small keelboats, the RF2330 is commonly used in standing rigging systems where quick, reliable adjustment is required.

Compact yet robust, this stay adjuster combines strength, simplicity, and reliability, making it a staple rigging component for both recreational and performance sailors.

Key Features

• Channel-style stay adjuster – multiple secure adjustment positions
• 4.8mm (3/16") pin size – suits common small-boat rigging
• 316 stainless steel construction – corrosion-resistant & durable
• 8mm adjustment increments – precise rig tuning
• Strong and compact design – ideal for tight rigging setups
• Reliable under load – secure pin-based adjustment system
• Marine-grade construction – built for NZ conditions

Specifications

• Brand: Ronstan
• Model: RF2330
• Product Type: Stay adjuster (channel style)
• Pin Diameter: 4.8mm (3/16")
• Increment Length: 8mm
• Adjustment Length: 87mm
• Overall Length: 117mm
• Weight: Approx. 40g
• Material: Grade 316 stainless steel

Ideal Applications

• Dinghy rigging systems
• Catamarans and trailer yachts
• Small keelboats
• Forestay and shroud tension adjustment

This adjuster is essential for sailors who need quick, accurate rig tuning without complex hardware.

Why Buy from Barton Marine NZ?

• Trusted NZ sailing hardware supplier
• Fast nationwide delivery
• Genuine Ronstan rigging components
• Ideal for NZ sailing conditions

Pro Tip 

• Use the adjuster to match rig tension to wind conditions for better sail shape
• Always ensure pins are securely fastened with split rings or clips
• Regularly inspect for wear to maintain safe rigging performance