Dust and dirt is, perhaps, the main enemies of nodes of the bike. Particularly affected by these uninvited abrasives bearings of the carriage. To significantly increase sroi their service, I suggest between the housing of the carriage and a pedal crankset to install a homemade felt seals that can be cut out even from old boots. The intersection of this felt washer and the parts of the bike are lubricated with grease type tsiatim.
Recommend to read
SCISSORS WITH RULER
They say: "measure twice — cut once", but if one of the shear blades to cause a spark or graviroval marker centimeter scale, as shown in the figure, from a preliminary marking in many...
WITH THE BALL IN THORNS
Old children's ball cut in half and put on garden shears, protects hands when cutting thorny plants.
