![crack - Is it safe to ride on cracked carbon rims (Zipp 404 Firecrest 2010 edition)? - Bicycles Stack Exchange crack - Is it safe to ride on cracked carbon rims (Zipp 404 Firecrest 2010 edition)? - Bicycles Stack Exchange](https://i.stack.imgur.com/BR9mV.jpg)
crack - Is it safe to ride on cracked carbon rims (Zipp 404 Firecrest 2010 edition)? - Bicycles Stack Exchange
![Jaap on Twitter: "Unfortunately 3rd time @FFWDwheels F4R carbon/alloy rim cracked at spokehole Trust on their good warranty service! http://t.co/JZNYYtJPkN" / Twitter Jaap on Twitter: "Unfortunately 3rd time @FFWDwheels F4R carbon/alloy rim cracked at spokehole Trust on their good warranty service! http://t.co/JZNYYtJPkN" / Twitter](https://pbs.twimg.com/media/Bpi8MkICcAAATfR.jpg)
Jaap on Twitter: "Unfortunately 3rd time @FFWDwheels F4R carbon/alloy rim cracked at spokehole Trust on their good warranty service! http://t.co/JZNYYtJPkN" / Twitter
![Cheap Chinese Carbon Rims, Long Term Tested: Light Bicycle Wide 38mm 29er Rim Review - Singletracks Mountain Bike News Cheap Chinese Carbon Rims, Long Term Tested: Light Bicycle Wide 38mm 29er Rim Review - Singletracks Mountain Bike News](https://images.singletracks.com/blog/wp-content/uploads/2015/11/20150811_140123.jpg)
Cheap Chinese Carbon Rims, Long Term Tested: Light Bicycle Wide 38mm 29er Rim Review - Singletracks Mountain Bike News
![crack - Is it safe to ride on cracked carbon rims (Zipp 404 Firecrest 2010 edition)? - Bicycles Stack Exchange crack - Is it safe to ride on cracked carbon rims (Zipp 404 Firecrest 2010 edition)? - Bicycles Stack Exchange](https://i.stack.imgur.com/9o38e.jpg)
crack - Is it safe to ride on cracked carbon rims (Zipp 404 Firecrest 2010 edition)? - Bicycles Stack Exchange
![Cracked rim, can I JB weld it or actually weld it? I really don't want to drop another 300 replacing it. This is my second time. : r/bikewrench Cracked rim, can I JB weld it or actually weld it? I really don't want to drop another 300 replacing it. This is my second time. : r/bikewrench](https://i.redd.it/nrbs4dr2chv91.jpg)