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Lead Blocks
Series 20 – 50
Series 25 & 30 Narrow
Series 30
Series 30 Ball Bearing
Sheave Boxes
Brand
Ronstan
(34)
Industry
Marine
(34)
BL (Kg)
1100
(7)
1300
(1)
1650
(1)
500
(1)
600
(10)
650
(1)
750
(9)
800
(1)
900
(3)
Finish/Material
Acetal ball bearings, UV stabilised Acetal sheave, Grade 316 stainless steel load housing
(2)
Acetal ball bearings, UV stabilised Acetal sheave, Grade 316 stainless steel load strap and head fitting, Impact and UV resistant, fibre reinforced Nylon cheeks
(5)
Acetal ball bearings, UV stabilised Acetal sheave, Impact and UV resistant, fibre reinforced Nylon cheeks
(1)
Max Cable Size (mm)
-
(30)
3
(2)
4
(1)
8
(1)
Max Rope Size (mm)
8
(34)
MWL (kg)
250
(1)
300
(19)
375
(3)
450
(5)
550
(6)
Pin Size (mm)
-
(25)
4
(2)
4.0
(3)
NULL
(2)
Product Applications
Ideal for high load applications such as, halyards, cascading vangs, backstays,, outhauls and cunningham systems.
(1)
Pivoting version suits controls that need to be trimmed from either side of the boat.
(1)
Typically used for halyards at the mast base.
(1)
Product Name
Exit Boxes
(1)
Lead Blocks
(2)
Series 20 – 50
(2)
Series 25 & 30 Narrow
(7)
Series 30
(6)
Series 30 Ball Bearing
(15)
Sheave Boxes
(1)
Sheave Size (mm)
30
(34)
Unit
Each
(34)
Showing 1–12 of 34 results
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Series 29 Utility Block, Double Loop Top
Ronstan
Series 29 Utility Block, Loop Top & Becket
Ronstan
Series 29 Utility Block, Triple Loop Top
Ronstan
Series 30 Ball Bearing Block, Becket
Ronstan
Series 30 Ball Bearing Block, Double Exit
Ronstan
Series 30 Ball Bearing Block, Loop Top
Ronstan
Series 30 Ball Bearing Block, Loop Top with Becket
Ronstan
Series 30 Ball Bearing Block, Pivoting Lead
Ronstan
Series 30 Ball Bearing Block, Upright Lead
Ronstan
Series 30 Ball Bearing Orbit Cheek Block
Ronstan
Series 30 Ball Bearing Orbit™ Block, Clew Ring
Ronstan
Series 30 Ball Bearing Orbit™ Block, Double
Ronstan
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