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.
The Harken 144 Standard Swivel Cam base is the standard configuration with a tall arm. It is ideal for mounting in the cockpit or for use on larger keelboats and small offshore boats that use 3.00 in (76 mm) plastic blocks.
Use with: 57 mm / 75 mm / 2.25" / 3.00" / ratchets
|Height||5 3/4 in||146 mm|
|Min Line Diameter||1/8 in||3 mm|
|Max Line Diameter||1/2 in||12 mm|
|Weight||13 oz||369 g|
|Fastener Spacing||3/4 in||19 mm|
|Fasteners||#10 RH in||5 RH mm