Harken Standard Cam-Matic® Cam Base — Swivel

Ball bearing swivel bases feature dual rows of Delrin® ball bearings that swivel freely even underhigh loads. Bases include stand-up springs and a U-adaptor to accept a variety of appropriate blocks. The 144 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.

Delrin® is a registered trademark of E. I. du Pont de Nemours and Company or its affiliates.


  • Fastener spacing (mm) 19
  • Fasteners (mm) 5 FH
  • Height (mm) 146
  • Maximum line Ø (mm) 12
  • Minimum line Ø (mm) 3
  • Spare Parts MP-1871
  • Use with 57 mm/75 mm/2.25"/3.00"/ratchets
  • Weight (g) 369

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