Name: PP cap
Plastic dust cap, hard, flexible when folded)
Purpose: dustproof on the speaker voice coil
Specification: outer diameter (manual measurement, size error ±1mm)

 

Diameter and specification:
30mm Matte convex cap
35mm Matte convex cap
40mm Matte convex cap
45mm Matte convex cap
54mm Matte convex cap
64mm Matte convex cap
74mm Matte convex cap
92mm Matte convex cap
117mm Matte convex cap
65mm Electroplated silver convex cap
95mm Electroplated silver convex cap
45mm Matte concave cap/reverse cap
55mm Matte concave cap/reverse cap
65mm Matte concave cap/reverse cap