Omnium Seat Post Clamp

Omnium seat clamps, for keeping your seat post right where you want it!

Aluminum clamp, stainless steel 5mm hex bolt.

34.0mm For all steel cargo bikes with 31.6mm seatpost tube  (except CXC)

34.9mm For all  titanium bikes

29.8mm For older cargo bikes with 27.2mm seatpost.