Ronstan Marine Systems DivisionRonstan Marine Systems Division
 
Utility Blocks

Series 25mm & 29mm Narrow

Range Information | Applications | Materials | Related Items

Smart Features
  •  Lightweight durable construction
  •  Economical
  •  Maintenance free

 

   
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.        
 RF81 RF81 > Double, loop head

1 1/8

5/16

-

-

990

2420

1.4


 
 

  QTY
 

IN
STOCK

Price

$ 25.82

 RF82 RF82 > Triple, loop head

1 1/8

5/16

-

-

1210

2420

2.1


 
 

  QTY
 

IN
STOCK

Price

$ 30.74

 RF83 RF83 > Double, becket, loop head

1 1/8

5/16

-

-

990

2420

1.8


 
 

  QTY
 

IN
STOCK

Price

$ 30.96

 RF185 RF185 > Single, tube rivet

1 1/8

5/16

-

-

660

1980

0.7


 
 

  QTY
 

IN
STOCK

Price

$ 12.95

 RF186 RF186 > Fiddle, tube rivet

1 1/8

5/16

-

-

660

1320

1.8


 
 

  QTY
 

IN
STOCK

Price

$ 28.06

 RF187 RF187 > Fiddle, v-jam cleat, tube rivet head

1 1/8

5/16

-

-

660

1320

2.1


 
 

  QTY
 

IN
STOCK

Price

$ 28.06

 RF188 RF188 > Single, becket, tube rivet head

1 1/8

5/16

-

-

660

1320

1.2


 
 

  QTY
 

IN
STOCK

Price

$ 16.27

 RF285 RF285 > Cheek, curved base

1 1/8

5/16

-

-

660

1320

1.5


 
 

  QTY
 

IN
STOCK

Price

$ 21.85

 RF341 RF341 > Single, becket, v-jam cleat, removable pin head

1

3/16

-

-

500

990

1.1


 
 

  QTY
 

IN
STOCK

Price

$ 27.53

 RF343 RF343 > Triple, becket, v-jam cleat, loop head

1

3/16

-

-

1100

2200

2.6


 
 

  QTY
 

IN
STOCK

Price

$ 52.53

 RF417 RF417 > Double, tube rivet

1 1/8

5/16

-

-

990

2860

1.4


 
 

  QTY
 

IN
STOCK

Price

$ 18.53

 RF2335 RF2335 > Single, narrow, tube rivet

1

3/16

-

-

390

770

2.3


 
 

NOT
AVAILABLE
ONLINE

---

Price

$ 12.75

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Range Information
Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance.
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Applications
  • Vang, cunningham and trapeze retriever systems on dinghies
  • Leech line tackles, bunk adjusters etc on larger yachts
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Materials
  • U.V. stabilised Acetal sheaves
  • Grade 316 stainless steel cheeks
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