Cross Beam 30 inch Extension

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The Dock Sides Slotted and Flanged Receivers with Cross Beam facilitate mounting on a 4′ wide dock.  Docks that measure 5′ or 6′ wide require our Cross Beam 30 inch Extension.

The cross beam extension measures 30″ and secures to the cross beam member included with the slotted and flanged receivers. The extension sleeves into to the Cross Beam and secures with stainless fasteners.  The opposite end of the extension secures to the rear back plate with stainless fasteners.  There is multiple locations pre-drilled into the extension that will accommodate most standard dock widths.


Cross Beam 30 inch Extension include:

  • Structural aluminum for strength and corrosion resistance
  • Stainless steel fasteners included
  • For use on docks 5′ or 6′ wide


Additional information

Weight 5 lbs
Dimensions 30 × 3 × 3 in