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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

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128 Results

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130 mm Roller Bearing Block - Single, Stand Up

£1,256.17

£1,256.17

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100 mm Roller Bearing Block - Single, Stand Up

£1,096.48

£1,096.48

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130 mm Roller Bearing Block - Single, Swivel.

£1,053.91

£1,053.91

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100 mm Roller Bearing Block - Single, Swivel, Becket

£830.34

£830.34

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130 mm Roller Bearing Block - Single, Soft attachment

£766.67

£766.67

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80 mm Roller Bearing Block - Single, Swivel, Becket

£755.92

£755.92

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80 mm Roller Bearing Block - Single, Swivel

£721.01

£721.01

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

£686.64

£686.64

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

£662.86

£662.86

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80 mm Roller Bearing Block - Single, Stand Up

£654.70

£654.70

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100 mm Roller Bearing Block - Single, Soft attachment

£645.13

£645.13

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100 mm Plain Bearing Block - Halyard, permanent backstay

£601.90

£601.90

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100 mm Plain Bearing Block - Single, Swivel, Becket

£571.09

£571.09

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80 mm Roller Bearing Block - Cheek, Flat base

£547.74

£547.74

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

£539.94

£539.94

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100 mm Plain Bearing Block - Single, Swivel

£539.35

£539.35

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60 mm Roller Bearing Block - Flip-Flop

£485.51

£485.51

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100 mm Plain Bearing Block - Cheek, Flat base

£375.82

£375.82

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80 mm Roller Bearing Block - Single, Soft attachment

£359.96

£359.96

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

£352.90

£352.90

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60 mm Roller Bearing Block - Single, Swivel, Becket

£344.05

£344.05

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60 mm Roller Bearing Block - Single, Swivel

£323.44

£323.44

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50 mm Hi-Load Plain Bearing Block for 2:1 Halyard - For Mainsail and Code 0

£317.33

£317.33

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60 mm Roller Bearing Block - Single, Backstay, Halyard

£307.72

£307.72

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60 mm Roller Bearing Block - Cheek, M8

£293.11

£293.11

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60 mm Roller Bearing Block - Cheek, Becket, M8

£277.42

£277.42

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60 mm Roller Bearing Block - Winch Feeder

£236.16

£236.16

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

£220.25

£220.25

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

£219.02

£219.02

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40 mm Hi-Load Plain Bearing Block for 2:1 Halyard. Mainsail and Code 0

£208.64

£208.64

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

£207.71

£207.71

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60 mm Roller Bearing Block - Single, Soft attachment

£201.02

£201.02

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Aluminium Halyard block with 60 mm sheave

£200.90

£200.90

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Aluminium Through-Deck block with 60 mm sheave

£197.08

£197.08

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

£168.70

£168.70

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

£161.40

£161.40

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60 mm Ball Bearing Block - Single, Swivel, Cam

£157.00

£157.00

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

£146.62

£146.62

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A60+ - 60 mm Automatic Ratchet Block with Aluminium Sheave

£141.89

£141.89

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30 mm Hi-Load Plain Bearing Block for 2:1 Halyard. Mainsail and Code 0

£140.41

£140.41

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80 mm Plain Bearing Block - Single, Swivel, Becket

£134.06

£134.06

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80 mm Plain Bearing Block - Cheek, Flat base

£133.21

£133.21

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

£128.20

£128.20

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80 mm Plain Bearing Block - Single, Swivel

£125.86

£125.86

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

£124.57

£124.57

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

£121.09

£121.09

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

£112.26

£112.26

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

£111.10

£111.10

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A60 - 60 mm Automatic Ratchet Block, Cheek, Clockwise

£111.10

£111.10

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

£111.02

£111.02

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