{"product_id":"ilca-4-back-of-boom-outhall-zircon-blocks","title":"ILCA 4 Back Of boom Outhall - Zircon Blocks","description":"\u003cp\u003eThe ILCA 4 Back Of Boom Outhaul system is the original and classic , its built up of multiple parts : the block around the mast , the primary line , and another block that attaches to the cleat in the middle of the boom. \u003c\/p\u003e\n\u003cp\u003ein our opinion there is little difference between the two,  front of boom and back of boom systems both allow for good calibrations and smooth running rope . at the end of the day it comes down to personal preference and what you are used to. \u003c\/p\u003e\n\u003cp\u003eThe zirkon blocks are a reletively new addition to this set up but is the MOST EFFiCIENT block harken have produced with almost no friction this block can run endlessly . this makes it super easy to pull on the outhaul no matter the wind strength. \u003c\/p\u003e","brand":"Dinghy and Windsurf Solutions","offers":[{"title":"Default Title","offer_id":52917073641811,"sku":null,"price":165.0,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/dinghysolutions.com\/products\/ilca-4-back-of-boom-outhall-zircon-blocks","provider":"Dinghy and Windsurf Solutions","version":"1.0","type":"link"}