Bike pedals used to put a metal screw cap to protect the bearings from contamination. Now, instead, use the plastic plugs, which are often lost. Rescue plastic or nylon tubes from medical bubbles. Such substitutes being kept quite steady.
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GLUE IS NOT REQUIRED
If split screwdriver handle, new best done of vinyl plastic or plexiglass. Drill a hole in the plastic, whose diameter is half a millimeter smaller than that of the rod. Then secure the...
MINI-BIKE STUDENT
This micromatic created a budding Amateur designer — senior Artyom Pokrovskiy from the city of Tver. Creatively using the publication of "Modeller-designer" of yesteryear (in particular,...
