The stock HC16 mast-mounted cheek blocks are unreliable, as the plastic wheel invariably breaks after 25 years of use. <img src="http://www.catsailor.com/forums/images/graemlins/smirk.gif" alt="" />
Dacarls:
A-class USA 196, USA 21, H18, H16
"Nothing that's any good works by itself. You got to make the damn thing work"- Thomas Edison
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