![White powder on seat post on a carbon bike. Its all inside the seat post. Is this cause for concern : r/bikewrench White powder on seat post on a carbon bike. Its all inside the seat post. Is this cause for concern : r/bikewrench](https://i.redd.it/brki0yfik3r71.jpg)
White powder on seat post on a carbon bike. Its all inside the seat post. Is this cause for concern : r/bikewrench
![Stuck aluminum seatpost in carbon frame. Packed with dry ice. Have had dry ice around the outside for 10 minutes. I was able to get it to twist a bit by having Stuck aluminum seatpost in carbon frame. Packed with dry ice. Have had dry ice around the outside for 10 minutes. I was able to get it to twist a bit by having](https://i.redd.it/tdqvooj7lyt91.jpg)
Stuck aluminum seatpost in carbon frame. Packed with dry ice. Have had dry ice around the outside for 10 minutes. I was able to get it to twist a bit by having
![Stuck aluminum seatpost in carbon frame. Packed with dry ice. Have had dry ice around the outside for 10 minutes. I was able to get it to twist a bit by having Stuck aluminum seatpost in carbon frame. Packed with dry ice. Have had dry ice around the outside for 10 minutes. I was able to get it to twist a bit by having](https://preview.redd.it/stuck-aluminum-seatpost-in-carbon-frame-packed-with-dry-ice-v0-hnehy8w2nrv91.jpg?auto=webp&s=31c8db335d9992bf3dee8f9470b35aae709464b2)