2022 Ronstan Marine Catalogue - VIEW CATALOGUE

Custom Products

PHOTO CREDIT:© Najad Yachts of Sweden

B100-1140 Series 100 block with high hand polish st.steel cheek plates

Product Type:


Part Number:



3750 kg 8267 lb


7500 kg 16534 lb


1.577 kg 3.47 lb

Yacht Model:

12mR Class

Name: Design 434

Johan Anker


Robbe & Berking Classics


21.64m 71 ft

Product Features:

This series 100 block has highly hand polished st.steel cheek plates and head pieces to match the classic look and quality of a new build classic 12mR yacht.The al.alloy sheave fitted is silver anodised and runs on a plain central bearing with torlon ball bearings to handle any side thrust and to ensure smooth running,suitable for up to 18mm diameter rope. All cheek fasteners also have a highly hand polished finish and are recessed to provide a smooth appearance. The block has a swivel head which can be locked if preferred and a 10mm shackle for attachment to the boom for use as a mainsheet block. The 12mR yacht that this block is designed for was the final design number 434 by the famous designer Johan Anker who sadly passed away in 1940 shortly after completing his final masterpiece. Due to the outbreak of war this boat was never built.Robbe & Berking are currently building this yacht for a Scandinavian owner