30mm Blocks - Size 1

The Barton Marine Size 1 30mm Blocks are ideal for use on dinghies and dayboats. Featuring both plain bearing and ball bearing options, they are very light yet very strong.

Choose from a range of single sheave, double sheave or triple sheave blocks, each available with fixed eye, double tang or swivel shackle attachments and with becket options to enable to tie off rope used for multi purchase systems.

Cheek blocks, upright blocks and stand up blocks are designed to be screwed into the deck, mast or boom to direct control lines from a fixed position. The back to back block gives lead options within the boom or underdeck.

Plain bearing blocks

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.

Ball bearing blocks

With Barton's unique super-low friction ball race systems, featuring acetal sheaves and delrin ball bearings, running on a large diameter centre boss. This allows us to fit more load-bearing balls, which ensure extremely low friction performance, even under high loads.

• Sheave size 30mm x 12mm (1 3 /16 x 7/16")
• Max rope diameter 8mm ( 5 /16")
• SWL 355Kg (782 lbs)
• Break load 710Kg (1565 lbs)
• Max rolling load (ball bearing blocks) 245kg 540 lbs)