1" / 1.5" / 2" Aluminum Weld-On Filler Neck & Cap

Skeleton Welding

  • $36.00
    Unit price per 


1" Version:

  • 25mm ID of filler neck
  • 38mm OD of filler neck base (weld portion)

1.5" Version:

  • 36mm ID of filler neck
  • 49mm OD of filler neck base (weld portion)

2" Version:

  • 46mm ID of filler neck
  • 66mm OD of filler neck base (weld portion)
  • Approx 35mm height

32mm height with cap threaded on
O-ring seal inside cap
Machined from 6061 Billet aluminum

Perfect for a water tank, washer bottle, fuel tank or oil tank.


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