Single line reef, upgrade kit for 2 SLR reef. Complete kit. For Seldén B152 & B53 boom sections Port The integrated shackle and becket

The integrated shackle and becket offer added convenience

The BBB30 Single Stand-Up Block is a 30mm ball bearing block designed for medium-sized boats or trim lines

SWL: 480 kg

Diameter: 15

No chafe on gelcoat or any other part of the boat

Single line reef, upgrade kit for 2 SLR reef. Complete kit. For Seldén B152 & B53 boom sections Port The integrated shackle and becketUpgrade from slab reef to the convenience of Single Line Reefing. This kit is for B152 and B153 booms. 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 the same time. A system of guided blocks inside the boom ensures that the lines do not tangle. The system has a 2: 1