![Has anyone seen this before? The whole seat post is loose even when tightened up. Crack at the back looks fatal? Bike is cervelo s5 : r/bikewrench Has anyone seen this before? The whole seat post is loose even when tightened up. Crack at the back looks fatal? Bike is cervelo s5 : r/bikewrench](https://preview.redd.it/mo0f7jd5iw371.jpg?width=1080&crop=smart&auto=webp&s=f532ff77c6aa597f54ec272dc713a25469031eb2)
Has anyone seen this before? The whole seat post is loose even when tightened up. Crack at the back looks fatal? Bike is cervelo s5 : r/bikewrench
![This seat post collar clamp on my cervelo s5 keeps coming out, what am I doing wrong? Tightened to 8nm, manufacturer specified torque. : r/bicycling This seat post collar clamp on my cervelo s5 keeps coming out, what am I doing wrong? Tightened to 8nm, manufacturer specified torque. : r/bicycling](https://preview.redd.it/wtkehbwqgum91.jpg?width=640&crop=smart&auto=webp&s=2fdee687f7b6225182d2223e283df2647d63f8b3)
This seat post collar clamp on my cervelo s5 keeps coming out, what am I doing wrong? Tightened to 8nm, manufacturer specified torque. : r/bicycling
![This seat post collar clamp on my cervelo s5 keeps coming out, what am I doing wrong? Tightened to 8nm, manufacturer specified torque. : r/bicycling This seat post collar clamp on my cervelo s5 keeps coming out, what am I doing wrong? Tightened to 8nm, manufacturer specified torque. : r/bicycling](https://i.redd.it/kla4gawqgum91.jpg)