Your cart

Your cart is empty

Continue shopping

Single Blocks for Sailboats

Seldén’s single blocks are designed for smooth, reliable control of halyards, sheets, and trim lines on all types of sailboats. With ball or roller bearings, high-load sheaves, and corrosion-resistant construction, these sailing blocks deliver low friction and high strength for both cruising and racing applications.

Learn more about Seldén Blocks

128 Results

Clear all

128 Results

Clear all
Image Description

130 mm Roller Bearing Block - Single, Stand Up

£1,006.55

£1,006.55

Image Description

100 mm Roller Bearing Block - Single, Stand Up

£878.59

£878.59

Image Description

130 mm Roller Bearing Block - Single, Swivel.

£844.48

£844.48

Image Description

100 mm Roller Bearing Block - Single, Swivel, Becket

£665.34

£665.34

Image Description

130 mm Roller Bearing Block - Single, Soft attachment

£614.32

£614.32

Image Description

80 mm Roller Bearing Block - Single, Swivel, Becket

£605.70

£605.70

Image Description

80 mm Roller Bearing Block - Single, Swivel

£577.73

£577.73

Image Description

80 mm Roller Bearing Block - Single, Swivel, Becket, Stand Up

£550.19

£550.19

Image Description

80 mm Roller Bearing Block - Single, Halyard, permanent backstay

£531.13

£531.13

Image Description

80 mm Roller Bearing Block - Single, Stand Up

£524.60

£524.60

Image Description

100 mm Roller Bearing Block - Single, Soft attachment

£516.93

£516.93

Image Description

100 mm Plain Bearing Block - Halyard, permanent backstay

£482.29

£482.29

Image Description

100 mm Plain Bearing Block - Single, Swivel, Becket

£457.61

£457.61

Image Description

80 mm Roller Bearing Block - Cheek, Flat base

£438.89

£438.89

Image Description
Image Description

130 mm Wire Block - For 12mm backstay and 10 mm soft wire

£432.64

£432.64

Image Description

100 mm Plain Bearing Block - Single, Swivel

£432.17

£432.17

Image Description

60 mm Roller Bearing Block - Flip-Flop

£389.03

£389.03

Image Description

100 mm Plain Bearing Block - Cheek, Flat base

£301.13

£301.13

Image Description

80 mm Roller Bearing Block - Single, Soft attachment

£288.43

£288.43

Image Description
Image Description

100 mm Wire Block - For 10mm backstay and 8 mm soft wire

£282.77

£282.77

Image Description

60 mm Roller Bearing Block - Single, Swivel, Becket

£275.68

£275.68

Image Description

60 mm Roller Bearing Block - Single, Swivel

£259.16

£259.16

Image Description
Image Description

50 mm Hi-Load Plain Bearing Block for CX45 - 2:1 Halyard

£254.27

£254.27

Image Description

60 mm Roller Bearing Block - Single, Backstay, Halyard

£246.57

£246.57

Image Description

60 mm Roller Bearing Block - Cheek, M8

£234.87

£234.87

Image Description

60 mm Roller Bearing Block - Cheek, Becket, M8

£222.29

£222.29

Image Description

60 mm Roller Bearing Block - Winch Feeder

£189.23

£189.23

Image Description
Image Description

80 mm Wire Block - For 8 mm backstay and 7 mm soft wire

£176.48

£176.48

Image Description

80 mm Plain Bearing Block - Cheek, Quick-Lock, Clockwise

£175.50

£175.50

Image Description
Image Description

40 mm Hi-Load Plain Bearing Block for CX25 - 2:1 Halyard, High Load

£167.18

£167.18

Image Description

80 mm Plain Bearing Block - Cheek, Quick-Lock, Anti-clockwise

£166.43

£166.43

Image Description

60 mm Roller Bearing Block - Single, Soft attachment

£161.08

£161.08

Image Description

R60 - 60 mm Manual Ratchet Block - Single, Swivel, Becket, Cam

£135.17

£135.17

Image Description

60 mm Ball Bearing Block - Single. Swivel, Becket, Cam

£129.33

£129.33

Image Description

60 mm Ball Bearing Block - Single, Swivel, Cam

£125.80

£125.80

Image Description

80 mm Plain Bearing Block - Single, Swivel, Bow shackle

£117.48

£117.48

Image Description

A60+ - 60 mm Automatic Ratchet Block with Aluminium Sheave

£113.69

£113.69

Image Description
Image Description

30 mm Hi-Load Plain Bearing Block for CX15 - 2:1 Halyard

£112.51

£112.51

Image Description

80 mm Plain Bearing Block - Single, Swivel, Becket

£107.42

£107.42

Image Description

80 mm Plain Bearing Block - Cheek, Flat base

£106.74

£106.74

Image Description

R60+ - 60 mm Manual Ratchet Block - Single, Swivel, Aluminum Sheave

£102.72

£102.72

Image Description

80 mm Plain Bearing Block - Single, Swivel

£100.85

£100.85

Image Description

A60+ - 60 mm Automatic Ratchet Block, Soft-attachment, Aluminium sheave

£99.82

£99.82

Image Description
Image Description

60 mm Wire Block - For 6mm backstay and 5 mm soft wire

£97.03

£97.03

Image Description

40 mm Ball Bearing Block - Single, Swivel, Becket, Cam

£89.95

£89.95

Image Description

A60 - 60 mm Automatic Ratchet Block, Cheek, Anti-Clockwise

£89.02

£89.02

Image Description

A60 - 60 mm Automatic Ratchet Block, Cheek, Clockwise

£89.02

£89.02

Image Description

80 mm Plain Bearing Block - Single, Swivel, Shackle adaptor

£88.96

£88.96

Image Description

60 mm Plain Bearing Block - Single, Swivel, Becket, Cam

£86.08

£86.08

Image Description

40 mm Ball Bearing Block - Single, Swivel, Cam

£84.94

£84.94

Load more