Barton Single Upright Block Size 1-30mm Sheave

A strong, lightweight range of blocks for use on dinghies and dayboats or as lead blocks on larger craft.

With or without fairlead. Fairlead prevents line falling away when not under load. Fastenings 5mm

Barton plain bearing blocks have a precision moulded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads.

Techy Bits & Dimensions

• Sheave size: 30mm x 12mm (1 3/16 x 15/32")
• Max rope diameter: 8mm (5/16") 
• SWL: 350kg (771lbs)
• Break load: 700Kg (1543 lbs) 
• Length: 53mm
• Weight: 64g

• Where break and safe working loads are stated, it is assumed that all sheaves are evenly loaded as in a purchase tackle. Uneven loading, or loading of one sheave in a double or triple block, will severely affect strength quoted. If unsure, please seek further assistance