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Metric Plumbing Adapters

We have expanded our selection of metric adapter fittings and metric banjo bolts! More thread sizes, thread pitches, and metric to AN size combinations mean you're sure to find what you need.

Metric to 3AN and 4AN Steel Brake Adapter Fittings

Steel Adapters for High-Pressure Systems

Metric to 3AN and 4AN Aluminum Adapter Fittings

Aluminum Adapters for Moderate-Pressure Systems

Metric to 6AN Plumbing Adapters

Metric to 8AN Plumbing Adapters

Metric to 10AN Plumbing Adapters

Metric to 12AN Plumbing Adapters

10mm Metric to AN Plumbing Adapters & Banjo Bolts

12mm Metric to AN Plumbing Adapters & Banjo Bolts

14mm Metric to AN Plumbing Adapters & Banjo Bolts

16mm Metric to AN Plumbing Adapters & Banjo Bolts

18mm Metric to AN Plumbing Adapters & Banjo Bolts

20mm Metric to AN Plumbing Adapters

22mm Metric to AN Plumbing Adapters

24mm Metric to AN Plumbing Adapters

26mm Metric to AN Plumbing Adapters

30mm Metric to AN Plumbing Adapters

Sealing Washers & O-Rings

Plumbing Adapter Fittings

Recent Top Selling Products for this category
Male 16 x 1.5mm Metric Concave Seat to 6AN Male, Steel This steel adapter has 16x1.5mm male metric threads with a concave seat on one end and a 6AN male fitting (9/16-18, 37 degree flare) on the other end.	16mm Bore Right Angle Banjo to Double 6AN Hose End This special banjo Tee fitting has two built-in cutter style 6AN hose ends for easy plumbing of multiple carburetors.	Price Reduced! 8AN to 18mm Single Banjo Adapter, Aluminum This aluminum banjo adapter has a single 8AN male fitting (3/4-16 thread, 37 degree flare) and accepts an 18mm banjo bolt (sold separately).