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Ball Bearing Blocks
Ball Bearing Blocks
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Narrow Series
Series 20
Series 40 All Purpose
Series 50
Series 75
Brand
Ronstan
(50)
Industry
Marine
(50)
BL (Kg)
1000
(10)
1100
(1)
1500
(5)
200
(1)
2000
(2)
2500
(1)
3000
(6)
3000*
(1)
4000
(1)
4500
(5)
550
(9)
6500
(1)
675
(1)
700
(2)
800
(1)
850
(3)
Finish/Material
Acetal ball bearings, UV stabilised Acetal sheave, Grade 316 stainless steel load strap and head fitting, Impact and UV resistant, fibre reinforced Nylon cheeks
(6)
Alloy cheek plates
(1)
Forged grade 17-4PH stainless steel shackles, Grade 316 stainless steel head post
(3)
Grade 316 stainless steel cheeks
(1)
Grade 316 stainless steel head post
(1)
Grade 316 stainless steel load strap and head fitting, Impact and UV resistant, fibre reinforced Nylon cheeks
(7)
Grade 316 stainless steel load strap, Impact and UV resistant, fibre reinforced Nylon cheeks
(2)
Hub: stainless steel
(1)
Pin: 2205 stainless steel
(3)
Post & hub: Grade 316 stainless steel., Padeye: Grade 15.5PH stainless steel
(1)
Shackle, post & hub: Grade 316 stainless steel.
(2)
Stainless steel ball bearings, UV stabilised Acetal sheave, Grade 316 stainless steel load strap and head fitting, Impact and UV resistant, fibre reinforced Nylon cheeks
(15)
TorlonĀ® ball bearings, Alloy sheave, Grade 316 stainless steel load strap and head fitting
(2)
Max Cable Size (mm)
-
(50)
Max Rope Size (mm)
5
(1)
6
(16)
8
(4)
10
(8)
12
(7)
14
(14)
MWL (kg)
100
(1)
1250
(1)
1500
(6)
1500*
(1)
165
(1)
200
(1)
2000
(1)
2200
(5)
240
(1)
250
(8)
3250
(1)
350
(2)
400
(14)
500
(5)
685
(1)
800
(1)
Pin Size (mm)
-
(21)
10.0*
(1)
3.0
(1)
4.0
(5)
5.0
(10)
6.0
(3)
7.0
(2)
8
(4)
8.0
(3)
Product Applications
Dinghy barber haulers, Spinnaker pole launching systems
(2)
Dinghy spinnaker halyards
(1)
Ideal for fine-tune mainsheet tackles, cunninghams, backstays and other control line purchase systems.
(4)
Product Name
Narrow Series
(2)
Series 20
(15)
Series 40
(11)
Series 50
(6)
Series 75
(16)
Sheave Size (mm)
20
(15)
30
(1)
40
(8)
40 + 24
(4)
50
(4)
54 + 34
(2)
75
(16)
Unit
Each
(50)
Showing 25–36 of 50 results
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Series 40 All Purpose Cheek Block
Ronstan
Series 40 All Purpose Cheek Block
Ronstan
Series 40 All Purpose Stand-Up Block
Ronstan
Series 40 Ball Bearing Loop Top Block, Single
Ronstan
Series 50 Ball Bearing Block, Becket
Ronstan
Series 50 Ball Bearing Block, Double
Ronstan
Series 50 Ball Bearing Block, Fiddle
Ronstan
Series 50 Ball Bearing Block, Fiddle with Becket and Cam Cleat
Ronstan
Series 50 Ball Bearing Block, Single
Ronstan
Series 50 Ball Bearing Block, Single Loop Top
Ronstan
Series 75 Ball Bearing Block, Triple
Ronstan
Series 75 Core Blockā¢, Double
Ronstan
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