This adapter threads directly onto a SAE 3/16 line nut and converts it to 10mm 1.0 bubble flare.
2 Brass SAE Brake Line Adapter 1/4 Female 7/16-24 X 5/16 (1/2-20) Male Inverted
2 Brass SAE Brake Line Adapter 3/16 Female 3/8-24 X 5/16 (1/2-20) Male Inverted
2 Steel Metric Brake Line Union 10mm x 1.0 Female Female Bubble Flare Connector
2 Brass SAE Brake Line Adapter 3/16 Female 3/8-24 X 1/4 (7/16-24) Male Inverted
2 Brass SAE Brake Line Adapter 1/4 Female 7/16-24 X 9/16-18 THREAD Male Inverted
Metric Brake Line Fittings & brass Unions 10M x 1.0 inverted flare,3/16" line-12