Ronstan 20mm Loop Tops Linked

Ronstan's new Series 20 Blocks are the smallest of Ronstan's ball bearing blocks. They have very high maximum working loads between 440 and 880 lbs., depending on the block configuration.ﾠ

Sheaves are 20mm (3/4 in) and support a max line size of 6mm (1/4 in).ﾠ High-load (HL) blocks can handle wire up to 1/8 in in diameter.

These blocks are suitable for almost all small dinghy control line systems and work well in lightly loaded control lines assemblies on larger boats as well.ﾠ Can be used for outhauls, vangs, barber haulers, cunninghams, traveler controls, leach cords, lead car return tackles, and even flag halyards.

This is two linked 20mm blocks aligned perpendicular to one another and it allows for the creation of a powerful purchase system and a smoothly operating traveler.