System 30 - Standard Track, 3500 mm, , Screw size M6 Through Deck The 50 mm Cheek R40

The 50 mm Cheek R40 Plain Bearing Block is a high-performance cheek block with a radius 40 bottom plate suitable for Seldén mast sections

Model: endadapter

The S20 Soft Attachment Double Block is a high-quality

The Seldén BBB20 Double Stand Up block is a 20mm ball bearing block suitable for control lines on dinghies and keelboats

System 30 - Standard Track, 3500 mm, , Screw size M6 Through Deck The 50 mm Cheek R4030 mm x 3500 mm long standard track with holes for M6 fasteners. Hole spacing 100 mm. To be combined with System 30 cars and end stops. System 30 is used for medium sized yachts. System: 30 Profile: Standard Length: 3500 mm W: 30 mm H: 17 mm Fasteners: M6 Comment: Hole spacing 100mm