RONSTAN RF573 Utility Block 9316800003877 25MM

( Brand: Ronstan ), ( Manufacturer Part Number: RF573 ), ( Part Type: Block ), ( UPC: 316800003877 )

Review RONSTAN 25mm Utility Block #rf573

The Ronstan RF573 25mm Utility Block is a versatile and essential piece of sailing hardware that is designed to provide a secure and adjustable attachment point for various lines and ropes on a sailboat. This utility block features a robust, marine-grade construction, ensuring durability and resistance to the harsh marine environment.

The Ronstan RF573 Utility Block is made from high-quality, corrosion-resistant materials, including a 25mm diameter, one-piece, glass-reinforced nylon body, and 316L stainless steel fittings. This combination guarantees a strong and reliable connection, even in the most demanding conditions.

One of the key features of this utility block is its adjustability. It is outfitted with a captive cam cleat on one end, which allows for easy line attachment and adjustment. The cam cleat provides a secure grip on the line, ensuring that it doesn't slip or come loose, even under heavy loads. The other end of the utility block includes a shackle for attaching to various rigging components or other hardware.

The Ronstan RF573 25mm Utility Block is also designed with a convenient, ergonomic shape that makes it easy to handle and install. It has a compact size, measuring just 110mm (L) x 70mm (W) x 60mm (H), making it suitable for use in a variety of applications on a sailboat. Additionally, the utility block is finished with a smooth, non-slip surface, ensuring a comfortable grip and preventing lines from slipping when being handled.

The Ronstan RF573 25mm Utility Block is an indispensable tool for any sailor, providing a secure and adjustable attachment point for various lines and ropes on a sailboat. Its robust, marine-grade construction, adjustability, and compact size make it a reliable and versatile addition to any sailing rig.

The Ronstan RF573 25mm Utility Block is a popular sailing hardware component used for attaching ropes, lines, or hoses to various rigging points on a boat. Here are some pros and cons that might help you decide whether this utility block is a good investment for your sailing needs.

1. Durable and robust design: Made from high-quality marine-grade aluminum alloy, the Ronstan RF573 utility block is known for its strength and durability. It can withstand harsh marine conditions, making it an ideal choice for sailors.

2. Versatile application: The 25mm size and the multiple through-bolt holes make this utility block suitable for various applications, such as attaching halyards, sheets, and control lines.

3. Smooth and secure rope passage: The Ronstan RF573 utility block features a unique design that ensures smooth and secure passage of ropes, minimizing friction and wear.

4. Easy installation: The utility block comes with through-bolts and nuts, making installation straightforward and hassle-free.

5. Affordable price: Compared to other utility blocks in the market, the Ronstan RF573 is relatively affordable, offering good value for money.

1. May require additional hardware: Depending on the specific application, you might need to purchase additional hardware, such as shackles or clips, to complete the setup.

2. May not be suitable for large ropes: If you need to attach large ropes, this utility block might not be the best option, as its 25mm size might not be sufficient.

3. Requires regular maintenance: Like any other sailing hardware, the Ronstan RF573 utility block requires regular maintenance to ensure its longevity and optimal performance.

4. Limited color options: The utility block is available in only a few color options, which might not suit everyone's preference.

The Ronstan RF573 25mm Utility Block is a reliable and robust sailing hardware component that offers good value for money. Its durable design, smooth and secure rope passage, and multiple application possibilities make it an excellent choice for sailors. However, it might require additional hardware for specific applications, and its size might not be suitable for large ropes. Overall, if you are looking for a versatile and affordable utility block to enhance your sailing experience, the Ronstan RF573 is definitely worth considering.

Details:

May be taken of a single item from batch items, therefore product shipped not the exact pictured. As different countries charge Different Custom Duty. So please communicate for faster resolution. All products are sold as listed with conditions accurate possible.

RONSTAN - 25mm Single Utility Block RF573 Light Weigh Swivel Shackle.

part #: rf573 prices

• $21.96-$50.69

specifications sailgrinch:

• brand: Ronstan
• mpn: Rf573
• part type: Block
• upc: 316800003877

seller sailgrinch:

• city: Richmond, Indiana
• rating: 99.2%
• # reviews: 644

returns sailgrinch:

• policy: No Returns

shipping sailgrinch:

• class: Standard, Expedited, One-day
• transit: 5-10 Days
• service: USPS Ground Advantage, UPS 2nd Day Air, UPS Next Day Air
• carrier: USPS, UPS
• type: Calculated
• cost: $0.00

offer sailgrinch:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• quantity: 5
• started: April 16, 2025

payments sailgrinch:

• credit card: Mastercard
• other
• wallet: Paypal

general sailgrinch:

• Boat Parts > Sailing Hardware Gear > Other Sailing Hardware Gear
• condition: New

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