Barton Single Block with Swivel Shackle Size 1-30mm Sheave

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

Fully swivelling head with removable shackle.

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: 85mm
• Weight: 57g

Important note - break loads 

• 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.
• Maximum rolling load on ball bearing blocks is the maximum free running load before ball bearings will distort.