3 metal expansion screw replace plastic expansion tube serrated barbed plugs screw m6m8 anti-loose upgrade pull

[upgraded patch rubber plug]]

serrated tube + self-threading pin 10 sets [m6 * 30]] serrated tube + self-threading pin 10 sets [m8 * 32]] serrated tube + self-threading pin 20 sets [m6 * 30]] serrated tube + self-threading pin 20 sets [m8 * 32]] serrated tube + self-threading pin 50 sets [m6 * 30]] serrated tube + self-threading pin 50 sets [m8 * 32]] serrated tube + self-threading pin 100 sets [m6 * 30]] serrated tube + self-threading pin 100 sets [m8 * 32]] 1 serrated tube without screws [m6 * 30]] [6*30+8*32] 10 sets each [6*30+8*32] 20 sets each [6*30+8*32] 50 sets each