22mm wide across top, flange 19mm x 2mm thick. Note the angle between flange and under top is 90 degree. Measure under face to flange approx 10.4mm and 9.2mm (the flange is set slightly off centre).
Sold as 2 metre lengths but can be cut to reduce delivery charges.
Click on "bigger image" for more detail dimensions
Postal service can be used for lengths up to 710mm, standard courier service up to 1.1m, anything over this will incur the oversize fee.