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A4111

30mm Double Dynamic Block - Upstand

30mm Double Dynamic Block - Upstand

£60.14 ex VAT £72.17 inc VAT
ex VAT £0.00 inc VAT £60.14 ex VAT £72.17 inc VAT
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In stock - 17 units(Can be backordered)

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Description

30mm Double Dynamic Block - Upstand

The 30mm Double Dynamic Block - Upstand is a low-profile solution designed for leading and redirecting control lines while maintaining smooth, efficient operation. Ideal for deck layouts where lines need to be guided towards cleats, jammers, or other control points, it is part of our Dynamic range and is best suited to applications requiring constant sheave movement.

Key Features

  • Double-sheave upstand design for efficient line control and redirection
  • Low-profile configuration reduces deck clutter and snagging
  • Ideal for leading lines from mast bases, travellers, and deck control systems
  • Patented Dynamic Bearing System with twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity
  • Low-friction, fast-rolling performance for smooth line handling
  • Lightweight and durable construction
  • Suitable for demanding marine applications requiring reliable and efficient rope control
  • Designed for continuous sheave movement and long service life in harsh marine environments
Accessories Upstand
Bearing type Dynamic
Brand Allen
Breaking load kg 850
Configuration Double
Hole pitch mm 47 x 25
Iges GenericFileDrop
Iges file link https://abassets.ams3.digitaloceanspaces.com/iges/a4111.igs
Length mm 45
Maximum line diameter mm 8
Maximum working load kg 140
Pdf GenericFileDrop
Pdf ref link https://abassets.ams3.digitaloceanspaces.com/product_files/a4111-ref.pdf
Related collection CollectionDrop
Sheave diameter mm 30
Swipe
SKU Title Breaking Load Kg Max Working Load Kg Hole Pitch mm Length mm Max Line Dia mm Pin Size mm Weight (g) Price
A2020-30

20mm & 30mm Single Dynamic Blocks - Linked

 540 115 - 80 8 - 37
£26.84 ex VAT £32.21 inc VAT
ex VAT £0.00 inc VAT £26.84 ex VAT £32.21 inc VAT
A2038

30mm Back To Back Dynamic Block

 750 140 - 78 8 - 50
£45.40 ex VAT £54.48 inc VAT
ex VAT £0.00 inc VAT £45.40 ex VAT £54.48 inc VAT
A2038HL

30mm Back To Back High Load Block

 750 600 - 78 8 - 77
£85.59 ex VAT £102.71 inc VAT
ex VAT £0.00 inc VAT £85.59 ex VAT £102.71 inc VAT
A2032

30mm Double Dynamic Block

 1250 280 - 63 8 - 73
£41.07 ex VAT £49.28 inc VAT
ex VAT £0.00 inc VAT £41.07 ex VAT £49.28 inc VAT
A2032A

30mm Double Dynamic Block - Articulating

 1250 280 - 63 8 - 64
£43.34 ex VAT £52.01 inc VAT
ex VAT £0.00 inc VAT £43.34 ex VAT £52.01 inc VAT
A2033

30mm Double Dynamic Block - Becket

 1250 280 - 76 8 - 77
£42.66 ex VAT £51.19 inc VAT
ex VAT £0.00 inc VAT £42.66 ex VAT £51.19 inc VAT
A2136M

30mm Double Dynamic Block - Composite Cheek

 400 280 30 50 8 - 36
£38.04 ex VAT £45.65 inc VAT
ex VAT £0.00 inc VAT £38.04 ex VAT £45.65 inc VAT
A4111

30mm Double Dynamic Block - Upstand

 850 140 47 x 25 45 8 - 45
£60.14 ex VAT £72.17 inc VAT
ex VAT £0.00 inc VAT £60.14 ex VAT £72.17 inc VAT
A2132

30mm Double Dynamic Through Deck Block

 500 140 90 77 8 - 45
£45.37 ex VAT £54.44 inc VAT
ex VAT £0.00 inc VAT £45.37 ex VAT £54.44 inc VAT
A2032HL

30mm Double High Load Block

 1250 450 - 63 8 - 86
£81.18 ex VAT £97.42 inc VAT
ex VAT £0.00 inc VAT £81.18 ex VAT £97.42 inc VAT
A2136MHL

30mm Double High Load Block - Composite Cheek

 400 300 30 50 8 - 59
£60.42 ex VAT £72.50 inc VAT
ex VAT £0.00 inc VAT £60.42 ex VAT £72.50 inc VAT
A2032TiiHL

30mm Double High Load Block - Tii-On

 1100 300 - 41.5 8 - 59
£82.27 ex VAT £98.72 inc VAT
ex VAT £0.00 inc VAT £82.27 ex VAT £98.72 inc VAT
A2036-PROFIX

30mm Profix Cheek Adaptor

 - 3.8 - - - - 5
£11.61 ex VAT £13.93 inc VAT
ex VAT £0.00 inc VAT £11.61 ex VAT £13.93 inc VAT
A2030

30mm Single Dynamic Block

 750 140 - 49 8 - 27
£14.91 ex VAT £17.89 inc VAT
ex VAT £0.00 inc VAT £14.91 ex VAT £17.89 inc VAT
A2031-90S

30mm Single Dynamic Block - 90°

 250 140 - 54.6 8 - 32
£21.60 ex VAT £25.92 inc VAT
ex VAT £0.00 inc VAT £21.60 ex VAT £25.92 inc VAT
A2031F

30mm Single Dynamic Block - Articulating Fork

 450 140 - 59 8 4 36
£19.72 ex VAT £23.66 inc VAT
ex VAT £0.00 inc VAT £19.72 ex VAT £23.66 inc VAT
A2036M

30mm Single Dynamic Block - Composite Cheek

 400 140 30 50 8 - 23
£19.73 ex VAT £23.68 inc VAT
ex VAT £0.00 inc VAT £19.73 ex VAT £23.68 inc VAT
A2039FIDDLE

30mm Single Dynamic Block - Fiddle

 600 140 - 85 8 4 45
£77.35 ex VAT £92.82 inc VAT
ex VAT £0.00 inc VAT £77.35 ex VAT £92.82 inc VAT
A2039-CAM

30mm Single Dynamic Block - Fiddle, Cleat

 600 140 - 88 8 4 86
£97.31 ex VAT £116.77 inc VAT
ex VAT £0.00 inc VAT £97.31 ex VAT £116.77 inc VAT
A2039-CAM-LDC

30mm Single Dynamic Block - Fiddle, Cleat, Hook, Becket

 600 140 - 100 8 - 86
£86.77 ex VAT £104.12 inc VAT
ex VAT £0.00 inc VAT £86.77 ex VAT £104.12 inc VAT
A2030F

30mm Single Dynamic Block - Fork

 450 140 - 56 8 5 32
£19.72 ex VAT £23.66 inc VAT
ex VAT £0.00 inc VAT £19.72 ex VAT £23.66 inc VAT
A2030F-873

30mm Single Dynamic Block - ILCA

 450 140 - 77 8 5 41
£26.49 ex VAT £31.79 inc VAT
ex VAT £0.00 inc VAT £26.49 ex VAT £31.79 inc VAT
A2039

30mm Single Dynamic Block - Linked

 750 140 - 94 8 - 50
£31.59 ex VAT £37.91 inc VAT
ex VAT £0.00 inc VAT £31.59 ex VAT £37.91 inc VAT
A2030R2

30mm Single Dynamic Block - Linked, Ring

 750 140 - - 8 - 82
£34.86 ex VAT £41.83 inc VAT
ex VAT £0.00 inc VAT £34.86 ex VAT £41.83 inc VAT
A2030R3

30mm Single Dynamic Block - Linked, Ring

 750 140 - - 8 - 109
£52.07 ex VAT £62.48 inc VAT
ex VAT £0.00 inc VAT £52.07 ex VAT £62.48 inc VAT
A2031

30mm Single Dynamic Block - Multi Function

 500 140 - 47 8 4 27
£13.50 ex VAT £16.20 inc VAT
ex VAT £0.00 inc VAT £13.50 ex VAT £16.20 inc VAT
A2036

30mm Single Dynamic Block - Profix Cheek

 500 140 - 59 8 4 36
£21.60 ex VAT £25.92 inc VAT
ex VAT £0.00 inc VAT £21.60 ex VAT £25.92 inc VAT
A2030LZ

30mm Single Dynamic Block - Stand Up

 500 140 34 59 8 - 32
£22.71 ex VAT £27.25 inc VAT
ex VAT £0.00 inc VAT £22.71 ex VAT £27.25 inc VAT
A2030SC

30mm Single Dynamic Block - Swivel

 450 140 - 66 8 4 36
£37.71 ex VAT £45.25 inc VAT
ex VAT £0.00 inc VAT £37.71 ex VAT £45.25 inc VAT
A2030SHK

30mm Single Dynamic Block - Swivel, Hook

 450 140 - 70 8 - 36
£36.91 ex VAT £44.29 inc VAT
ex VAT £0.00 inc VAT £36.91 ex VAT £44.29 inc VAT
A2030Tii

30mm Single Dynamic Block - Tii-On

 750 140 - 42 8 - 23
From £14.91 ex VAT £17.89 inc VAT
ex VAT £0.00 inc VAT From £14.91 ex VAT £17.89 inc VAT
A2134

30mm Single Dynamic Block - Upstand

 600 140 28.6 39 8 - 36
£33.88 ex VAT £40.66 inc VAT
ex VAT £0.00 inc VAT £33.88 ex VAT £40.66 inc VAT
A4101

30mm Single Dynamic Block - Upstand

 850 140 25 45 8 - 59
£33.88 ex VAT £40.66 inc VAT
ex VAT £0.00 inc VAT £33.88 ex VAT £40.66 inc VAT
A2031SC

30mm Single Dynamic Block -Swivel, Fork

 400 140 - 63 8 4 36
£28.58 ex VAT £34.30 inc VAT
ex VAT £0.00 inc VAT £28.58 ex VAT £34.30 inc VAT
A2131

30mm Single Dynamic Through Deck Block

 500 140 60 47 8 - 26
£30.23 ex VAT £36.28 inc VAT
ex VAT £0.00 inc VAT £30.23 ex VAT £36.28 inc VAT
A2030HL

30mm Single High Load Block

 800 300 - 49 8 - 41
£34.97 ex VAT £41.96 inc VAT
ex VAT £0.00 inc VAT £34.97 ex VAT £41.96 inc VAT
A2036MHL

30mm Single High Load Block - Composite Cheek

 400 300 30 50 8 - 36
£28.68 ex VAT £34.42 inc VAT
ex VAT £0.00 inc VAT £28.68 ex VAT £34.42 inc VAT
A2030HLF

30mm Single High Load Block - Fork

 450 300 - 56 8 5 41
£39.79 ex VAT £47.75 inc VAT
ex VAT £0.00 inc VAT £39.79 ex VAT £47.75 inc VAT
A2030HLF-873

30mm Single High Load Block - ILCA

 750 300 - 77 8 5 50
£46.56 ex VAT £55.87 inc VAT
ex VAT £0.00 inc VAT £46.56 ex VAT £55.87 inc VAT
A2036HL

30mm Single High Load Block - Profix Cheek

 500 300 38.6 58.8 8 4 41
£41.66 ex VAT £49.99 inc VAT
ex VAT £0.00 inc VAT £41.66 ex VAT £49.99 inc VAT
A2030TiiHL

30mm Single High Load Block - Tii-On

 800 300 - 41 8 - 36
From £34.97 ex VAT £41.96 inc VAT
ex VAT £0.00 inc VAT From £34.97 ex VAT £41.96 inc VAT
A9030

30mm Single TiiTAN Block

 1250 500 - 40.64 8 - 27
£178.62 ex VAT £214.34 inc VAT
ex VAT £0.00 inc VAT £178.62 ex VAT £214.34 inc VAT
A9031-873

30mm Single TiiTAN Block - ILCA

 1000 500 - 68.8 8 5 41
£184.57 ex VAT £221.48 inc VAT
ex VAT £0.00 inc VAT £184.57 ex VAT £221.48 inc VAT
A2030XHL-B

30mm Single XHL Block

 1250 500 - 43 8 - 41
£136.22 ex VAT £163.46 inc VAT
ex VAT £0.00 inc VAT £136.22 ex VAT £163.46 inc VAT
A2031XHL-873-B

30mm Single XHL Block - ILCA Vang

 1000 450 - 57 8 - 54
£142.97 ex VAT £171.56 inc VAT
ex VAT £0.00 inc VAT £142.97 ex VAT £171.56 inc VAT
A2034

30mm Triple Dynamic Block

 1750 490 - 63 8 - 104
£53.74 ex VAT £64.49 inc VAT
ex VAT £0.00 inc VAT £53.74 ex VAT £64.49 inc VAT
A2034A

30mm Triple Dynamic Block - Articulating

 1750 490 - 63 8 - 82
£56.00 ex VAT £67.20 inc VAT
ex VAT £0.00 inc VAT £56.00 ex VAT £67.20 inc VAT
A2035

30mm Triple Dynamic Block - Becket

 1750 420 - 83 8 - 113
£62.83 ex VAT £75.40 inc VAT
ex VAT £0.00 inc VAT £62.83 ex VAT £75.40 inc VAT
A2037

30mm Triple Dynamic Block - Cleat, Becket

 1750 490 - 83 8 - 145
£114.76 ex VAT £137.71 inc VAT
ex VAT £0.00 inc VAT £114.76 ex VAT £137.71 inc VAT
A2034-676

30mm Triple Dynamic Block - Inverted Cleat

 1750 490 - 65 8 - 50
£105.69 ex VAT £126.83 inc VAT
ex VAT £0.00 inc VAT £105.69 ex VAT £126.83 inc VAT
A2035-676

30mm Triple Dynamic Block - Inverted Cleat, Becket

 1750 490 - 83 8 - 145
£114.76 ex VAT £137.71 inc VAT
ex VAT £0.00 inc VAT £114.76 ex VAT £137.71 inc VAT
A2034HL

30mm Triple High Load Block

 1750 650 - 63 8 - 132
£113.91 ex VAT £136.69 inc VAT
ex VAT £0.00 inc VAT £113.91 ex VAT £136.69 inc VAT