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Selden Single Strap Ball Bearing
Selden Single Strap Ball Bearing

The Selden BBB20 is a ball bearing block ideal for control lines on dinghies & keelboats and leechlines on yachts.


More Information

The Selden BBB20 is available for a range of applications including control lines on dinghies & keelboats, leech lines on yachts.

BBB20 comes with:

  • Stainless steel strap that ensures high strength & stiff sides
  • Stainless Steel ball bearings & glass fibre reinforced sheave for best bearing strength under high dynamic loads
  • Glass fibre reinforced composite
  • Shackles have 4mm pins

BBB20 Tie on & Cheek Block comes with:

  • Glass fibre reinforced composite cheeks
  • Acetal ball-bearings for light weight
  • Glass fibre reinforced sheave

Cheek blocks require m4 fixings

Description Part No SWL BL Max Line Size
Single Strap 402-101-01R 150kg 300kg 6mm
Single Becket Strap 402-101-02R 150kg 300kg 6mm
Single Fixed Shackle 402-101-09R 150kg 300kg 6mm
Single Tie on 402-101-12R 100kg 200kg 6mm
Single Stand-up 402-101-14R 200kg 400kg 6mm
Double 402-101-03R 300kg 600kg 6mm
Double Becket 402-101-04R 300kg 600kg 6mm
Triple 402-101-05R 300kg 600kg 6mm
Triple Becket 402-101-06R 300kg 600kg 6mm
Triple Cam 402-101-07R 300kg 600kg 6mm
Triple Becket Cam 402-101-08R 300kg 600kg 6mm
Single Cheek 402-101-13R 100kg 200kg 6mm
Trapeze Ring 402-101-19R 150kg 300kg 6mm
  • Block Size - 20 mm
Selden Snap Shackle
Selden Spring