Ratchet Blocks

Ratchet Blocks

Master Automatic Ratchet Block

 

exclusive patented design offers both full automatic and manual modes in simply one block. The new design  simplifies all control switches to the one. The unique Master Automatic Ratchet Block can easily switch among two modes by single switch.

 

The Sheave automatically changes from off mode to ratchet mode when loads increase. Sailors are available to control lines whenever they need the ratchet function. Manual switch to ratchet, off, or always-on modes by controlling button.

 

The high strength composite sideplates are lightweight and strong to provide excellent weather-ability for maximum protection. NC machined sheaves with 8 faces give Master Automatic Ratchet Block extremely holding power to line movement. A patented Lock-up system can be easily engaged to in either or two directions, or free to swivel. Exclusive composite Ball Bearing provides sheaves with good rotation and less friction.

 

The most advanced Master ratchet blocks are available in 40mm, 57mm, and 75mm with variable configurations.


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RA 40 Master Automatic Ratchet Block

RA 40 Master Automatic Ratchet Block

Exclusive patented design offers both full automatic and manual modes in simply one block. The new d..

€56.17 Ex VAT: €47.20

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