Moulded plastic plates designed to blank off unused holes punched for Neutrik 'A' or 'B' series XLR connectors (22 mm hole). They are designed for metalwork prepared for, and to match with, reverse mounted connectors.
Panel fastening of these plates, which have plain mounting screw holes, is by self-tapping screws, type PT, with thread 2.9 x 1.06 (DIN7990), stock codes 40-927 (pan head) and 40-932 (countersunk).
Manufactured by Canford.