Made from high-quality steel, these bulkhead adapters from Speedway give you an easy way to connect lines through firewalls or frames.
These fittings have AN at one end and 10mm-1.5" on the other end. It can be screwed into a GM metric caliper with 10mm-1.5" threads if you use our crush washers (part number 617-3642).
Steel Male Adapter Connector Fitting
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