Side Pin Wiper Blades are another popular type of wiper blade. They are typically used on older vehicles with a side pin connection. The side pin attachment consists of two pins on the side of the wiper arm that connect to the wiper blade. They are easy to install and are often used on older vehicles.
C clip wiper blade has 2 functions fit for 5*17mm and 5*22mm arms like for BMW 5 series, BEN C class, PORCHE etc
D clip wiper blade fits traditional cars with arm specifications of 4.8mm and 6.3mm.