The Mach1 Omega wheelset in black is made with a rigid profile that favours the dynamics and performance of the rims. They are aluminium wheels that will offer you total safety and performance on your routes thanks to their aluminium manufacture. The March1 Omega wheels have a machined sidewall, so it\'s compatible with all brake calipers and do not have any eyelets inside. It\'s a wheel with 22mm of profile, mounted with a sealed hub. In conclusion, they are excellent wheels for traveling on all types of roads.It\'s size of 700c, is compatible with all the wheels of road bikes. The tyres recommended are from size 700cx25 to size 700cx35. You will need a 48mm inner tube. And you need to mount a rim tape between the rim and the inner tube to prevent and reduce punctures..