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

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Stock

Price

  in.in.inin. lb.lb.oz.        
 RF20100 RF20100 > Single, swivel shackle head

3/4

1/4

-

1/8

550

1210

0.7


 
 

  QTY
 

IN
STOCK

Price

$ 19.95

 RF20101 RF20101 > Single, loop head

3/4

1/4

-

-

550

1210

0.6


 
 

  QTY
 

IN
STOCK

Price

$ 11.95

 RF20111 RF20111 > Single, becket, loop head

3/4

1/4

-

-

550

1210

0.6


 
 

  QTY
 

IN
STOCK

Price

$ 13.95

 RF20141 RF20141 > Single, stand-up

3/4

1/4

-

-

550

1210

0.7


 
 

  QTY
 

IN
STOCK

Price

$ 18.45

 RF20151 RF20151 > Single, cheek

3/4

1/4

-

-

550

1210

0.5


 
 

  QTY
 

IN
STOCK

Price

$ 14.25

 RF20151A RF20151A > Single, cheek, rivet mount

3/4

1/4

-

-

440

1210

0.6


 
 

NOT
AVAILABLE
ONLINE

---

Price

$ 18.45

 RF20180 RF20180 > Single, swivel hook head

3/4

1/4

-

-

300

590

0.7


 
 

  QTY
 

IN
STOCK

Price

$ 20.95

 RF20184 RF20184 > Single, loop mount

3/4

1/4

-

-

550

1210

0.8


 
 

  QTY
 

IN
STOCK

Price

$ 15.95

 RF20202 RF20202 > Double, 2-axis shackle head

3/4

1/4

-

5/32

770

1540

1.5


 
 

  QTY
 

IN
STOCK

Price

$ 27.25

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

3/4

1/4

-

5/32

770

1540

1.6


 
 

  QTY
 

IN
STOCK

Price

$ 29.95

 RF20281 RF20281 > Double, in-line

3/4

1/4

-

-

550

1210

1.0


 
 

  QTY
 

IN
STOCK

Price

$ 29.95

 RF20284 RF20284 > Linked blocks, S20 & S20

3/4

1/4

-

-

550

1210

1.1


 
 

  QTY
 

IN
STOCK

Price

$ 22.25

 RF20302 RF20302 > Triple, 2-axis shackle head

3/4

1/4

-

5/32

880

1870

2.2


 
 

  QTY
 

IN
STOCK

Price

$ 37.95

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

3/4

1/4

-

5/32

880

1870

2.3


 
 

NOT
AVAILABLE
ONLINE

---

Price

$ 40.95

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

3/4

1/4

-

5/32

880

1870

4.3


 
 

  QTY
 

IN
STOCK

Price

$ 82.95

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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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