TIFCO Industries - Part#: 37766 - Brass Inverted Flare Adapter, 1/4 F x 3/16 M
Dorman Brake Adapter - Inverted Flare - 3/16 In. X 1/4 In. 785-432D - Advance Auto Parts
1/4 Female to 3/16 Female Inverted Flare Brass Reducer Union – FittingsGo
Correct fitting using 3/16" brake line with a dual master cylinder for 1967 Corvette? - CorvetteForum - Chevrolet Corvette Forum Discussion
Amazon.com: Legines Brass Inverted Flare Fitting, Brake Line Adapter, Male Connector, 3/8" Tube OD x 1/4" NPT Male, Pack of 2 : Industrial & Scientific
Brake Line Adapter - 1/4 In. x 3/16 In. by Dorman at Fleet Farm
TIFCO Industries - Part#: 37345 - Metric Brake Line Adapter, 3/16(M10) x M13
Speedway IFM MC Fitting Kit for 3/16 Brake Line, 1/2 - 9/16 Inch - Walmart.com
BRAKE LINE ADAPTER 1/4" LINE to 3/16" LINE | eBay
Metric Adaptor Brake Fitting M10 X 1.0 X 3/16 (3/8-24) | Imperial Supplies
BRAKE LINE ADAPTER 3/16" line to 1/4" line 3/8"x7/16" | eBay
Brass SAE Brake Line Adapter 3/16 Female (3/8-24) X 1/4 (7/16-24) Male – crliquidators.com