The Details of M55P Snap Button
Item No.：M55P
The ring snap button
The available material：The plastic(nylon) with the brass for CAP
Name：CAP
The outside diameter of CAP：15mm
The length of CAP’s barrel：5.5mm
The outside dameter of CAP’s barrel：4mm
The above CAP comes with SOCKET , STUD , POST which are like M55 .