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LEWMAR 30mm Control Blocks

Lightweight 30mm blocks feature the same advanced materials and open design of Lewmar's 40mm blocks for high performance and reduced weight. The MRT (Metal Replacement Technology) sheaves, combined with the stainless steel central race and balls, deliver the ultimate efficiency and weight advantage. Cheeks use Long Fiber Technology giving exceptional strength and durability.

  • Sheave: MRT Composite reinforced plastic
  • Ball Bearings: Stainless steel central race and balls
  • Sheave Size: 1-1/16" (30mm)
  • Line Dia.: 5/16" (8mm)
  • Cheek Material/Finish: Composite reinforced plastic
  • Shackle/Strap Type: Stainless steel
  • Ratchet: No
Customer Reviews
Product Models
Description WM Model # MFG Part # Availability Price Quantity  
30mm Control Block, Single Strap with Becket, MWL 440 lb., Wt. 1.1 oz. 13350749 29901314BK
In stock online.

$15.94

30mm Control Block, Stand-up Single, MWL 440 lb., Wt. 1.0 oz. 13350756 29901320BK
In stock online.

$17.82

30mm Control Block, Single with Swivel, MWL 440 lb., Wt. 1.0 oz. 13350764 29901321BK
In stock online.

$20.64

30mm Control Block, Single with Swivel & Becket, MWL 440 lb., Wt. 1.2 oz. 13350798 29901324BK
In stock online.

$23.45

30mm Control Block, Double with Becket, MWL 660 lb., Wt. 1.8 oz. 13350806 29901325BK
In stock online.

$37.52

30mm Control Block, Triple with Becket, MWL 1,100 lb., Wt. 3.2 oz. 13350814 29901326BK
In stock online.

$56.27

30mm Control Block, Single with Strap, MWL 440 lb., Wt. 0.9 oz. 13350822 29901341BK
In stock online.

$15.01

30mm Control Block, Cheek Single, MWL 440 lb., Wt. 0.7 oz. 13350830 29901360BK
In stock online.

$14.07

30mm Control Block, Thru-Deck, MWL 440 lb., Wt. 0.9 oz. 13350848 29901361BK
In stock online.

$20.64

30mm Control Block, Double Thru-Deck, MWL 440 lb., Wt. 1.6 oz. 13350855 29901362BK
In stock online.

$27.19

30mm Control Block, Vertical Lead, MWL 440 lb., Wt. 1.7 oz. 13350863 29901363BK
In stock online.

$20.64

30mm Control Block, Pivoting Exit, MWL 440 lb., Wt. 2.8 oz. 13350871 29901365BK
In stock online.

$69.40

Product Description

Lightweight 30mm blocks feature the same advanced materials and open design of Lewmar's 40mm blocks for high performance and reduced weight. The MRT (Metal Replacement Technology) sheaves, combined with the stainless steel central race and balls, deliver the ultimate efficiency and weight advantage. Cheeks use Long Fiber Technology giving exceptional strength and durability.

  • Sheave: MRT Composite reinforced plastic
  • Ball Bearings: Stainless steel central race and balls
  • Sheave Size: 1-1/16" (30mm)
  • Line Dia.: 5/16" (8mm)
  • Cheek Material/Finish: Composite reinforced plastic
  • Shackle/Strap Type: Stainless steel
  • Ratchet: No

Specs

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