currently i have a warped top filled rubber at the top fill, do you guys encounter this issue before? The red rubber at the top.
below would be the picture as shown. I had tried to use the bottle tip to expand it, but after i close the top filled and open back again, it went back to the same shape...
below would be the picture as shown. I had tried to use the bottle tip to expand it, but after i close the top filled and open back again, it went back to the same shape...