Photos were taken using an original strap, but due to the lighting and computer display, a slight colour variations might be inevitable. Please understand.

The Connectors Set Can fit for AP Royal Oak 39mm / 41mm Dial not for Offshore 42mm dial. 

The  Connectors Set  can fit for Rubber Leather AP Strap .

e.g. 15300 15400

Package:

4 Piece Black Color Steel square connector size as the pictures

4 Piece Black Color Screws

2 Piece Silver Color 26.5mm Longer Screws Links

2 Piece Screwdriver Tools