System 30 - Sliding Bolt Track, 3000 mm, Screw size M6, Recommended Spacing c-c Max 100 mm Shackle The 60 mm Cheek R48

The 60 mm Cheek R48 Plain Bearing Block is a high-performance cheek block with a radius 48 bottom plate suitable for Seldén mast sections

Power ratio High gear¹: 15:1

It features a 70mm sheave diameter and the block is made with top quality materials for optimal performance under all conditions

A "Do-it-yourself" kit based on a ø84 mm aluminium spinnaker pole section with Seldéns composite end fittings 534-854-02

System 30 - Sliding Bolt Track, 3000 mm, Screw size M6, Recommended Spacing c-c Max 100 mm Shackle The 60 mm Cheek R4830 mm x 3000 mm long "Sliding Bolt" track. A solid track with no holes for installation, but a groove where hexagon bolts and sealing washers slides in (not included). The bolts (DIN standard) are inserted in the groove with sealing washers (164 482) fitted. Sealing compound is applied between the flanges of the washers. The track is then turned and mounted on deck. This way a retrofit upgrade to new tracks can be made without drilling new holes in