2016年4月30日 · The mast of a sailing vessel is a tall spar, or arrangement of spars, erected more or less vertically on the centre-line of a ship or boat. Its purposes include carrying sail, spars, …

2012年9月19日 · I am wanting to put a system on my Catalina 27 and enables me to raise or lower the mast myself - not always be dependent on a crane everytime. I have read several …

2012年5月19日 · It only takes a little coordination and good leg strength as one is essentially doing "squats" both coming and going and on our 62' mast, it's a good workout. I use two …

2013年11月1日 · The mast will come down on that, resting at a point that is behind the center of gravity. On my mast support I put a rubber roller, like those used on boat trailers, on the frame …

2011年5月8日 · When I repainted my mast and boom, I used their alumiprep #33 and alodine #1201, buying a quart of each, and had excess after prepping my 34 foot mast and 11 foot …

2016年5月22日 · The part outside the mast can still beat on the mast if it is not pulled somehow to the side. The part inside the mast can still beat on the mast, and there is nothing you can do …

2009年9月1日 · If your mast is set back 12' from the bow of the boat this means that a mast mounted dome can see targets at 0' above the water the water 60' off the bow of your boat. …

2012年4月23日 · Also do websearch for 'gin pole' an 'arm' thats attached perpendicular to the mast during the raising process which mathematically lowers the amount of force needed on …

2013年4月18日 · 'the mast of a cruising boat should be of sufficient diameter and wall thickness, and the rigging of adequate strength, that even if one part of the rigging should give way, the …

2007年9月12日 · The sheave arrangement at the top of the mast in part can determine how to run a spin halyard. On my boat, the forestay attaches slightly below where the halyards exit the …