M10 Male Brake Pipe Union Pp54 X 50 PBU437 Pearl. Part Number PBU437. These need not be expensive or difficult to source. Brake pipe union with a 10mm thread.
20 x Metric Male Brake Pipe End Union Nuts M10 x 1mm
20x Metric Male Brake Pipe End Union Nuts M10 x 1mm
M10X1 METRIC MALE BRAKE PIPE FITTING UNIONS FOR 3/16 BRAKE PIPE X 10 - ASX10
M10X1 METRIC MALE BRAKE PIPE FITTING UNIONS FOR 3/16 BRAKE PIPE X 50 - ASX50
