Redhorse Performance 912 Series pipe reducers are the perfect solution to your plumbing needs. The pipe thread reducer fittings are cut on RHP's CNC machine turning centers from 6061-T-6 aluminum and are offered in sizes and anodized finishes to complete your custom job with precision and style. Make a good connection for an airtight seal with Redhorse 912 Series pipe reducers. Order the fittings best suited to your plumbing application.