Ronstan Marine Systems DivisionRonstan Marine Systems Division
 
Ball Bearing Blocks
 

Series 20mm

Range Information | Applications | Materials | Related Items

Smart Features
  •  Low friction
  •  High static and dynamic load capacity
  •  Lightweight

 

   
Product No.
Desc.
Sheave ØMax. Rope ØMax. Cable ØPin ØM.W.L.B. L.Weight  
  mmmmmmmmkgkgg  
 RF20100 RF20100 > Single, swivel shackle head 

20

6

-

3.0

250

550

20

 
 RF20101 RF20101 > Single, loop head 

20

6

-

-

250

550

16

 
 RF20111 RF20111 > Single, becket, loop head 

20

6

-

-

250

550

18

 
 RF20141 RF20141 > Single, stand-up  

20

6

-

-

250

550

20

 
 RF20151 RF20151 > Single, cheek  

20

6

-

-

250

550

14

 
 RF20151A RF20151A > Single, cheek, rivet mount 

20

6

-

-

200

550

17

 
 RF20180 RF20180 > Single, swivel hook head 

20

6

-

-

135

270

21

 
 RF20184 RF20184 > Single, loop mount 

20

6

-

-

250

550

22

 
 RF20202 RF20202 > Double, 2-axis shackle head 

20

6

-

4.0

350

700

42

 
 RF20212 RF20212 > Double, becket, 2-axis shackle head 

20

6

-

4.0

350

700

44

 
 RF20281 RF20281 > Double, in-line 

20

6

-

-

250

550

28

 
 RF20284 RF20284 > Linked blocks, S20 & S20 

20

6

-

-

250

550

30

 
 RF20302 RF20302 > Triple, 2-axis shackle head 

20

6

-

4.0

400

850

62

 
 RF20312 RF20312 > Triple, becket, 2-axis shackle head 

20

6

-

4.0

400

850

64

 
 RF20332 RF20332 > Triple, becket, cam cleat, 2-axis shackle head 

20

6

-

4.0

400

850

122

 

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Range Information
Precision moulded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction.

  
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Applications
  • Dinghy control lines
  • Dinghy vangs
  • Cunninghams
  • Traveller controls
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