3M SportsStuff Speedzone 3 Inflatable Towable "new bladders" Questions

sent my bladder back through twister ski shop, a new bladder was returned minus a plug, can you tell me where i can get a plug. Thanks Why don't you call Twister and ask them?

...Our tube got overhead and now buldges int he center. Can we replace the tube without buying a whole new product? Cynthia, I have the same tube and looked around and found nothing... but luckily we ...