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RONSTAN Sheave Boxes & Lead Blocks

Stainless steel blocks with plastic or metal sheaves. Can be mounted inside an extrusion to lead lines out, or for turning lines on deck to lead them back to the cockpit.

  • Sheave: 3/4"
  • Bearings: Plain bearings
  • Cheek Material/Finish: Polished 316 Stainless
  • Shackle/Strap Type: Deck-mounted lead block or flush-mount exit box
Customer Reviews
Product Models
Description WM Model # MFG Part # Availability Price Quantity  
Exit Box Style, 7/8" Sheave Dia., 1/8" Max. Line, 350lb. SWL, 1.1oz. 148833 RF452
In stock online.

$28.99

Single Style, 3/4" Sheave Dia., 3/16" Max. Line, 550lb. SWL, 0.7oz. 121053 RF568
In stock online.

$13.99

Single Lead Style, 3/4" Sheave Dia., 5/16" Max. Line, 550lb. SWL, 0.7oz. 121137 RF917
In stock online.

$12.99

Single Lead Style, 1-3/32" Sheave Dia., 1/4" Max. Line, 1,320lb. SWL, 1.8oz. 544866 RF919
In stock online.

$15.99

Product Description

Stainless steel blocks with plastic or metal sheaves. Can be mounted inside an extrusion to lead lines out, or for turning lines on deck to lead them back to the cockpit.

  • Sheave: 3/4"
  • Bearings: Plain bearings
  • Cheek Material/Finish: Polished 316 Stainless
  • Shackle/Strap Type: Deck-mounted lead block or flush-mount exit box

Specs

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