Ronstan RF627 4mm Twisted Shackle – 316 Stainless Marine Rigging Fitting

The Ronstan RF627 Twisted Shackle with a 4mm pin is a compact, corrosion-resistant marine fitting designed for angled or offset rigging connections. Manufactured from 316-grade stainless steel, this twisted D-shackle offers superior durability and resistance to saltwater corrosion—making it perfect for demanding sailing and marine applications.

Its twisted body design allows for a 90° orientation between attachment points, improving alignment in rigging systems where standard shackles won’t fit. Ideal for securing hardware in tight or offset deck layouts, dinghies, yachts, and performance sailing gear.

Specifications:

• Pin Diameter: 4.0mm

• Internal Length: 25.0mm

• Internal Width: 10.0mm

• Material: 316 stainless steel

• Breaking Load: 650kg

• Working Load Limit: 325kg

• Design: Twisted shackle for 90° alignment

• Applications: Angled rigging, deck fittings, marine hardware, dinghy sailing

A smart and space-saving solution for complex rigging layouts. Available now at Barton Marine NZ – your trusted Ronstan marine hardware supplier.