QL3.1 clamps for tube diameters of 11 to 14 mm
QL3.1 clamps for tube diameters of 11 to 14 mm, For all models with the QL3 or QL3.1 system. For the tubes on your bike rack are too large for a standard clamp, these accessory clamps will allow you to easily attach your QL3.1 Mounting-Set to your bike rack.