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Sailboat Blocks

Seldén sailboat blocks are engineered for smooth, high-load line handling. Ideal for sheets, halyards, and control systems, these sailing blocks feature low-friction ball or roller bearings, fiber-reinforced cheeks, and stainless steel load straps. Built for performance and durability on both racing and cruising sailboats.

Learn more about Seldén Blocks

250 Results

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250 Results

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20 mm S20 Soft Attachment Block - Double, Soft Attachment

£28.31

£28.31

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50 mm Plain Bearing Block - Single, Swivel

£28.25

£28.25

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30 mm Ball Bearing Block - Single, Swivel

£27.88

£27.88

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25 mm High Load Ball Bearing Block - Single, Strap

£27.87

£27.87

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30 mm Ball Bearing Block - Single, Swivel, Slotted pin

£27.56

£27.56

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50 mm Plain Bearing Block - Cheek, Radius R260

£26.89

£26.89

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50 mm Plain Bearing Block - Cheek, Flat base

£26.89

£26.89

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40 mm Ball Bearing Block - Cheek

£26.69

£26.69

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50 mm Plain Bearing Block - Cheek, Radius R40

£26.67

£26.67

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40 mm Ball Bearing Block - Single, Tie-On

£25.78

£25.78

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30 mm Ball Bearing Block - Single, Lead

£25.68

£25.68

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20 mm Ball Bearing Block - Double, Through-Deck Lead

£25.31

£25.31

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25 mm High Load Ball Bearing Block - Single, Fixed pin

£25.30

£25.30

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40 mm Plain Bearing Block - Single, Swivel, Becket

£24.60

£24.60

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20 mm Ball bearing Block - Single, Through-Deck Lead

£24.14

£24.14

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20 mm Plain Bearing Block - Flip-Flop

£24.06

£24.06

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Stand-up spring Ø72X145 Stainless - For PBB100

£23.39

£23.39

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40 mm Plain Bearing Block - Single, Swivel

£23.32

£23.32

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30 mm Ball Bearing Block - Single, Stand-Up, Eyestrap

£23.13

£23.13

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Eyebolt, M10x112 mm, Stainless, Complete with Nut and Washer

£21.28

£21.28

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20 mm Ball bearing Block - Single, Strap

£20.79

£20.79

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20 mm Ball bearing Block - Single, Lead

£20.48

£20.48

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30 mm Ball Bearing Block - Single, Becket

£20.34

£20.34

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30 mm S30 Soft Attachment Block - Single, Soft Attachment

£20.19

£20.19

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30 mm Ball Bearing Block - Linked BBB20/BBB30

£18.76

£18.76

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20 mm Ball bearing Block - Single, Shackle

£18.25

£18.25

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40 mm Plain Bearing Block - Single, Strap

£18.00

£18.00

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Stand-up spring Ø50X85 Stainless - For PBB60, PBB70, RBB60

£15.82

£15.82

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30 mm Ball Bearing Block - Cheek

£15.60

£15.60

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30 mm Ball Bearing Block - Single Strap

£15.56

£15.56

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20 mm Ball bearing Block - Single, Lead

£15.40

£15.40

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30 mm Ball Bearing Block - Single, Tie-On

£14.83

£14.83

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20 mm Ball Bearing Block - Single, Becket

£14.34

£14.34

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20 mm S20 Soft Attachment Block - Single, Soft Attachment

£14.15

£14.15

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Eyebolt, M8x67 mm, Stainless, Complete with Nut and Washer

£12.84

£12.84

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Stand-up spring Ø60X100 Stainless - For PBB80, RBB80

£12.57

£12.57

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20 mm Ball bearing Block - Single

£12.28

£12.28

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20 mm Ball Bearing Block - Cheek

£11.86

£11.86

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Stand-Up spring ø30/20-40 mm

£11.45

£11.45

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20 mm Ball bearing Block - Single, Tie-On

£11.44

£11.44

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Stand-up spring ø36.5-26x70 Stainless - For PBB50, BBB60, MRB60

£10.39

£10.39

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16 mm Plain Bearing Block - Single, Composite

£7.91

£7.91

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20 mm Plain Bearing Block - Single

£7.49

£7.49

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16 mm Plain Bearing Block - Single, Brass

£7.49

£7.49

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Swivel lock - BBB60 Double/Triple, MRB60

£6.97

£6.97

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Swivel lock - BBB60, MRB60

£6.97

£6.97

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Swivel lock - BBB40/ARB45

£6.60

£6.60

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Stand-up spring, ø20/16-25 mm

£5.34

£5.34

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Swivel Lock, Plain Bearing Block 40

£5.24

£5.24

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Swivel lock - BBB30

£5.02

£5.02