Dinghy Blocks & Ratchets 

Browse our range of DINGHY BLOCKS & RATCHETS

Here Rooster stock all your dinghy blocks and ratchets from brands such as Harken, Ronstan, Selden, RWO, and Allen. 

Rooster helps you secure your boat so that it is ready when it comes to race day. Browse the full range below and get in touch if you have any questions or queries on the dinghy blocks and ratchets we stock.

Allen A2020 20mm Single Dynamic Block
Allen A2020 20mm Single Dynamic Block
Allen

Allen A2020 20mm Single Dynamic Block

Regular price £13.75
Sale price £13.75 Regular price £14.10
Allen A2020P 20mm Plain Bearing Single Block
Allen A2020P 20mm Plain Bearing Single Block
Allen

Allen A2020P 20mm Plain Bearing Single Block

Regular price £8.15
Sale price £8.15 Regular price £8.36
Harken 1603 Midrange Stand-Up Spring - 64mm x 35mm
Harken 1603 Midrange Stand-Up Spring - 64mm x 35mm
Harken

Harken 1603 Midrange Stand-Up Spring - 64mm x 35mm

Regular price £4.31
Sale price £4.31 Regular price £4.42
Harken 2698 18mm FLY Carbo T2 Soft-Attach Block - Open Centre
Harken 2698 18mm FLY Carbo T2 Soft-Attach Block - Open Centre
Harken

Harken 2698 18mm FLY Carbo T2 Soft-Attach Block - Open Centre

Regular price £28.66
Sale price £28.66 Regular price £29.39
Ronstan RF8080 5mm Shock Block - Pair
Blue
Ronstan

Ronstan RF8080 5mm Shock Block - Pair

Regular price £17.63
Sale price £17.63 Regular price £18.08
Blue Grey Red
Harken 2146 29mm Carbo T2 Soft-Attach Block - Open Center
Harken 2146 29mm Carbo T2 Soft-Attach Block - Open Center
Harken

Harken 2146 29mm Carbo T2 Soft-Attach Block - Open Center

Regular price £31.41
Sale price £31.41 Regular price £32.22
Harken 348 29mm Single Fixed Carbo Block
Harken 348 29mm Single Fixed Carbo Block
Harken

Harken 348 29mm Single Fixed Carbo Block

Regular price £18.78
Sale price £18.78 Regular price £19.26
Harken H404 16mm Single Air Block
Harken H404 16mm Single Air Block
Harken

Harken H404 16mm Single Air Block

Regular price £17.90
Sale price £17.90 Regular price £18.36
Allen 178-74 29mm Bullet Block with Inglefield Clip - Small Laser/ILCA/Pico Traveller Block
Grey
Allen

Allen 178-74 29mm Bullet Block with Inglefield Clip - Small Laser/ILCA/Pico Traveller Block

Regular price From £9.30
Sale price From £9.30 Regular price £9.54
Blue Grey
Allen A.378 38mm Single with Becket - Laser/ILCA/Pico Rear Boom Block (GREY)
Allen A.378 38mm Single with Becket - Laser/ILCA/Pico Rear Boom Block (GREY)
Allen

Allen A.378 38mm Single with Becket - Laser/ILCA/Pico Rear Boom Block (GREY)

Regular price £14.52
Sale price £14.52 Regular price £14.89
Allen A..87-15 Aluminium Thimble 15mm x 6mm
Allen A..87-15 Aluminium Thimble 15mm x 6mm
Allen

Allen A..87-15 Aluminium Thimble 15mm x 6mm

Regular price £10.52
Sale price £10.52 Regular price £10.79
Ronstan RF13101-2 KiteBlock - Pair
Ronstan RF13101-2 KiteBlock - Pair
Ronstan

Ronstan RF13101-2 KiteBlock - Pair

Regular price £7.37
Sale price £7.37 Regular price £7.56
Harken 405 16mm Single Air Block with Becket
Harken 405 16mm Single Air Block with Becket
Harken

Harken 405 16mm Single Air Block with Becket

Regular price £21.10
Sale price £21.10 Regular price £21.64
Harken 352 29mm Single 90deg Fixed Head Carbo Block (Also for Topper Traveller Block)
Harken 352 29mm Single 90deg Fixed Head Carbo Block (Also for Topper Traveller Block)
Harken

Harken 352 29mm Single 90deg Fixed Head Carbo Block (Also for Topper Traveller Block)

Regular price £25.17
Sale price £25.17 Regular price £25.82
Allen 278-74 40mm Bullet Block with Inglefield Clip - Large Laser/ILCA/Pico Traveller Block
Blue
Allen

Allen 278-74 40mm Bullet Block with Inglefield Clip - Large Laser/ILCA/Pico Traveller Block

Regular price £14.43
Sale price £14.43 Regular price £14.80
Blue Grey
Harken 224 22mm Single Micro Block
Harken 224 22mm Single Micro Block
Harken

Harken 224 22mm Single Micro Block

Regular price £15.96
Sale price £15.96 Regular price £16.37
Allen A2021HK 20mm Single Dynamic Block with Hook
Allen A2021HK 20mm Single Dynamic Block with Hook
Allen

Allen A2021HK 20mm Single Dynamic Block with Hook

Regular price £20.71
Sale price £20.71 Regular price £21.24
Ronstan RF25109 Series 20 Orbit Lashing Block
Ronstan RF25109 Series 20 Orbit Lashing Block
Ronstan

Ronstan RF25109 Series 20 Orbit Lashing Block

Regular price £10.86
Sale price £10.86 Regular price £11.14
Allen A.278 38mm Bullet Block - Laser/ILCA/Pico Forward Boom Block (GREY)
Allen A.278 38mm Bullet Block - Laser/ILCA/Pico Forward Boom Block (GREY)
Allen

Allen A.278 38mm Bullet Block - Laser/ILCA/Pico Forward Boom Block (GREY)

Regular price £11.70
Sale price £11.70 Regular price £12.00
Harken 2135 57mm Carbo Ratchet Block with Swivel
Harken 2135 57mm Carbo Ratchet Block with Swivel
Harken

Harken 2135 57mm Carbo Ratchet Block with Swivel

Regular price £94.60
Sale price £94.60 Regular price £97.03
Ronstan RF8080 5mm Shock Block - Single (RED)
Ronstan RF8080 5mm Shock Block - Single (RED)
Ronstan

Ronstan RF8080 5mm Shock Block - Single (RED)

Regular price £8.81
Sale price £8.81 Regular price £9.04
Harken 2161 18mm FLY Carbo T2 Narrow Head Block
Harken 2161 18mm FLY Carbo T2 Narrow Head Block
Harken

Harken 2161 18mm FLY Carbo T2 Narrow Head Block

Regular price £28.66
Sale price £28.66 Regular price £29.39
Allen A2030 30mm Single Dynamic Block
Allen A2030 30mm Single Dynamic Block
Allen

Allen A2030 30mm Single Dynamic Block

Regular price £16.95
Sale price £16.95 Regular price £17.38
Ronstan RF35101 Series 30 Single Lashing Head Block
Ronstan RF35101 Series 30 Single Lashing Head Block
Ronstan

Ronstan RF35101 Series 30 Single Lashing Head Block

Regular price £15.14
Sale price £15.14 Regular price £15.53
Harken 2650 40mm Single Fixed Carbo Block
Harken 2650 40mm Single Fixed Carbo Block
Harken

Harken 2650 40mm Single Fixed Carbo Block

Regular price £34.06
Sale price £34.06 Regular price £34.93
Harken 340 29mm Single Carbo Block with Swivel
Harken 340 29mm Single Carbo Block with Swivel
Harken

Harken 340 29mm Single Carbo Block with Swivel

Regular price £32.86
Sale price £32.86 Regular price £33.70
Allen A2021 20mm Single Multi-Function Dynamic Block
Allen A2021 20mm Single Multi-Function Dynamic Block
Allen

Allen A2021 20mm Single Multi-Function Dynamic Block

Regular price £12.75
Sale price £12.75 Regular price £13.08
Harken MP-1877B Plastic Spring Cover
Harken MP-1877B Plastic Spring Cover
Harken

Harken MP-1877B Plastic Spring Cover

Regular price £2.12
Sale price £2.12 Regular price £2.17
Ronstan RF56100 Series 55 Orbit Ratchet Block with Swivel/Shackle Head
Ronstan RF56100 Series 55 Orbit Ratchet Block with Swivel/Shackle Head
Ronstan

Ronstan RF56100 Series 55 Orbit Ratchet Block with Swivel/Shackle Head

Regular price £87.87
Sale price £87.87 Regular price £90.12
Ronstan RF8081 10mm Shock Block
Red
Ronstan

Ronstan RF8081 10mm Shock Block

Regular price £12.80
Sale price £12.80 Regular price £13.13
Blue Red
Ronstan RF5011 Medium T-Cleat (GREY)
Ronstan RF5011 Medium T-Cleat (GREY)
Ronstan

Ronstan RF5011 Medium T-Cleat (GREY)

Regular price £26.14
Sale price £26.14 Regular price £26.81
Allen A2022 20mm Double Dynamic Block
Allen A2022 20mm Double Dynamic Block
Allen

Allen A2022 20mm Double Dynamic Block

Regular price £33.62
Sale price £33.62 Regular price £34.48
Harken 225 22mm Single Micro Block with Becket
Harken 225 22mm Single Micro Block with Becket
Harken

Harken 225 22mm Single Micro Block with Becket

Regular price £18.48
Sale price £18.48 Regular price £18.95
Allen A..87-20 Aluminium Thimble 20mm x 8mm
Allen A..87-20 Aluminium Thimble 20mm x 8mm
Allen

Allen A..87-20 Aluminium Thimble 20mm x 8mm

Regular price £11.88
Sale price £11.88 Regular price £12.18
Harken H404 16mm Single Air Block with O Ring
Harken H404 16mm Single Air Block with O Ring
Harken

Harken H404 16mm Single Air Block with O Ring

Regular price £18.80
Sale price £18.80 Regular price £19.28
Ronstan RF9004-08 Dyneema Link - For 55mm Single Orbit Blocks
Ronstan RF9004-08 Dyneema Link - For 55mm Single Orbit Blocks
Ronstan

Ronstan RF9004-08 Dyneema Link - For 55mm Single Orbit Blocks

Regular price £11.00
Sale price £11.00 Regular price £10.10
Allen A.378 38mm Single with Becket - Laser/ILCA/Pico Rear Boom Block (BLUE)
Allen A.378 38mm Single with Becket - Laser/ILCA/Pico Rear Boom Block (BLUE)
Allen

Allen A.378 38mm Single with Becket - Laser/ILCA/Pico Rear Boom Block (BLUE)

Regular price £14.52
Sale price £14.52 Regular price £14.89
Harken 2169 57mm Power3 Carbo Ratchet Block - 2X Grip
Harken 2169 57mm Power3 Carbo Ratchet Block - 2X Grip
Harken

Harken 2169 57mm Power3 Carbo Ratchet Block - 2X Grip

Regular price £99.37
Sale price £99.37 Regular price £101.92
Harken 2608 40mm Carbo Ratchet Block with Swivel
Harken 2608 40mm Carbo Ratchet Block with Swivel
Harken

Harken 2608 40mm Carbo Ratchet Block with Swivel

Regular price £80.14
Sale price £80.14 Regular price £82.19
Ronstan RF20101 20mm Single Loop Top Block
Ronstan RF20101 20mm Single Loop Top Block
Ronstan

Ronstan RF20101 20mm Single Loop Top Block

Regular price £12.10
Sale price £12.10 Regular price
Ronstan RF9003-07 Dyneema Link - For 40mm Single Orbit Blocks
Ronstan RF9003-07 Dyneema Link - For 40mm Single Orbit Blocks
Ronstan

Ronstan RF9003-07 Dyneema Link - For 40mm Single Orbit Blocks

Regular price £9.75
Sale price £9.75 Regular price £10.00
Harken 2148 Carbo T2 Loop Block
Harken 2148 Carbo T2 Loop Block
Harken

Harken 2148 Carbo T2 Loop Block

Regular price £52.93
Sale price £52.93 Regular price £54.29
Harken 2149 40mm Carbo T2 Soft Attach Block - Open Centre
Harken 2149 40mm Carbo T2 Soft Attach Block - Open Centre
Harken

Harken 2149 40mm Carbo T2 Soft Attach Block - Open Centre

Regular price £47.26
Sale price £47.26 Regular price £48.47
Harken 2636 40mm Single Carbo Block with Swivel
Harken 2636 40mm Single Carbo Block with Swivel
Harken

Harken 2636 40mm Single Carbo Block with Swivel

Regular price £41.59
Sale price £41.59 Regular price £42.66
Harken 226 22mm Double Micro Block
Harken 226 22mm Double Micro Block
Harken

Harken 226 22mm Double Micro Block

Regular price £40.26
Sale price £40.26 Regular price £41.29
Allen A2022P 20mm Plain Bearing Double Block
Allen A2022P 20mm Plain Bearing Double Block
Allen

Allen A2022P 20mm Plain Bearing Double Block

Regular price £25.44
Sale price £25.44 Regular price £26.09
Harken 2158 18mm FLY Double Carbo T2 Block
Harken 2158 18mm FLY Double Carbo T2 Block
Harken

Harken 2158 18mm FLY Double Carbo T2 Block

Regular price £49.35
Sale price £49.35 Regular price £50.62
Allen A2040 40mm Single Dynamic Block
Allen A2040 40mm Single Dynamic Block
Allen

Allen A2040 40mm Single Dynamic Block

Regular price £34.46
Sale price £34.46 Regular price £35.34
Harken 406 16mm Double Air Block
Harken 406 16mm Double Air Block
Harken

Harken 406 16mm Double Air Block

Regular price £39.25
Sale price £39.25 Regular price £40.26
Selden 505-069-01 Halyard Box - Plain Sheave
Selden 505-069-01 Halyard Box - Plain Sheave
Selden

Selden 505-069-01 Halyard Box - Plain Sheave

Regular price £24.59
Sale price £24.59 Regular price £25.22