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Ronstan Series 20 BB Block, Upright Lead

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Ronstan Series 20 BB Block, Upright Lead

Manufacturer part #: RF20171

Technical Description
Features
American
Metric
Description
Series 20 BB Upright Lead Block
Sheave Ø
3/4 in
20 mm
Maximum Rope Ø
1/4 in
6 mm
Fastener Ø
5/32 in
4 mm
Maximum Working Load
550 lb
250 kg
Breaking Load
1210 lb
550 kg
Weight
0.6 oz
18 g
Manufacturer part #: RF20171

Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision moulded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction.

Applications
  • Typically used for halyards at the mast base
    • Materials
  • Grade 316 stainless steel ball bearings
  • UV stabilised Acetal sheave
  • Grade 316 stainless steel load housing
    • Manufacturer part #: RF20171

    Technical Description
    Features
    American
    Metric
    Description
    Series 20 BB Upright Lead Block
    Sheave Ø
    3/4 in
    20 mm
    Maximum Rope Ø
    1/4 in
    6 mm
    Fastener Ø
    5/32 in
    4 mm
    Maximum Working Load
    550 lb
    250 kg
    Breaking Load
    1210 lb
    550 kg
    Weight
    0.6 oz
    18 g
    Manufacturer part #: RF20171

    Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision moulded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction.

    Applications
  • Typically used for halyards at the mast base
    • Materials
  • Grade 316 stainless steel ball bearings
  • UV stabilised Acetal sheave
  • Grade 316 stainless steel load housing
    • $23.60
    Ronstan Series 20 BB Block, Upright Lead—
    $23.60

    Description

    Manufacturer part #: RF20171

    Technical Description
    Features
    American
    Metric
    Description
    Series 20 BB Upright Lead Block
    Sheave Ø
    3/4 in
    20 mm
    Maximum Rope Ø
    1/4 in
    6 mm
    Fastener Ø
    5/32 in
    4 mm
    Maximum Working Load
    550 lb
    250 kg
    Breaking Load
    1210 lb
    550 kg
    Weight
    0.6 oz
    18 g
    Manufacturer part #: RF20171

    Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision moulded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction.

    Applications
  • Typically used for halyards at the mast base
    • Materials
  • Grade 316 stainless steel ball bearings
  • UV stabilised Acetal sheave
  • Grade 316 stainless steel load housing

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