Single line reef, upgrade kit for 2 SLR reef. Complete kit. For Seldén B250 boom section (- 2008) Flange Half OutDiam: 35

OutDiam: 35

Purchase: 7 (N:1)

Learn how to use it:

Composite wheel used mainly for outhaul car for B250 booms (vertical wheel)

The BBB20 Single Ball Bearing Tie-On Block is a 20mm block designed for control lines on dinghies and keelboats as well as leech line applications on yachts

Single line reef, upgrade kit for 2 SLR reef. Complete kit. For Seldén B250 boom section (- 2008) Flange Half OutDiam: 35Upgrade from slab reef to the convenience of Single Line Reefing. This kit is for B250 booms made prior to 2008. Check the article number of your boom end (aft part). If it is 500 018 this is the right kit for your boom. Instant reefing with Single Line Reef Single Line Reef is made practical and reliable by Seldn. All you do is ease off the halyard to premarked reefing points and then haul in on the reefing line. The luff and the leech are reefed at