Harken 75mm SS ESP Mastcollar Block

Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to handle high static loads and are ideal for halyards or limited purchase systems on cruising boats.

Description = Mastcollar block 
Sheave dia. (in) = 3  
Sheave dia. (mm) = 75 
Length (in) = 4.625
Length (mm) = 117
Weight (oz) = 16 
Weight (g) = 454
Clevis pin dia. (in) = 5/16 
Clevis pin dia. (mm) = 8  
Max. line dia. (in) = 40972
Max. line dia. (mm) = 19 
Max. working load (lb) = 3000 
Max. working load (kg) = 1361 
Breaking load (lb) = 6000 
Breaking load (kg) = 2721 
Max. lockoff load (lb) = -  
Max. lockoff load (kg) = -  
Fasteners (RH) (in) = -  
Fasteners (RH) (mm) = -  

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