Harken Large Swivel Base w/Double Cam

Ball bearing swivel bases feature dual rows of Delrin® ball bearings that swivel freely even under high loads. Bases include stand-up springs and a U-adaptor to accept a variety of appropriate blocks.

Description = Swivel base/double cam* 
Height (in) = 5.75
Height (mm) = 146
Weight (oz) = 14 
Weight (g) = 398
Min. - max. line dia. (in) = 5/16 - 3/8   
Min. - max. line dia. (mm) = 41131
Fastener spacing (in) = 40972
Fastener spacing (mm) = 19 
Max. working load (lb) = -  
Max. working load (kg) = -  
Use with = 57 mm / 2.25" / 3.00" Double r

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