
Ronstan
Ronstan RF74110 – Series 75 Core Single Block with Becket (75mm)
The Ronstan RF74110 Series 75 Core Block with Becket is engineered for high-load sailing applications where strength and performance are paramount. Featuring a robust 75mm sheave and a high-strength alloy cheek construction, this single block with becket is perfect for halyards, mainsheet systems, and backstay tensioners.
Optimised for both rope and wire, it’s a versatile choice for racing yachts and performance cruisers. The precision-engineered bearing system ensures low-friction performance under extreme loads. Trusted by sailors worldwide, the RF74110 is your go-to block for uncompromised reliability.
Available now from Barton Marine NZ with nationwide shipping.
- Sheave Ø - 75 mm
- Max. Rope Ø - 14 mm
- Max. Cable Ø - - mm
- Pin Ø - 8 mm
- M.W.L. - 1500 kg
- B. L. - 3000 kg
- Weight - 428 g