PLASTIC MOUNTING CLIPS FOR TD 17, OP 7, OP 17, OP 73, OP 77A/B, TP/OP 17X NOT FOR TP 177 4″, PUSHBUTTONPANEL, KEYPANEL, DESIGN BLANK FRONT; KP300 BASIC MONO, BASIC PANELS 2ND GENERATION, KTP400 COMFORT, USB-HUB, SHEET THICKNESS 2 TO 6 MM AMOUNT: SEE TECHNICAL DATA