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.
Recommend to read
IN THE FURROW-DISCOUNTMEVACOR
In one of the competitions for the creation of small agricultural machinery, announced by the Central Committee of the Dimitrov young Communist League and the newspaper "Guide yourself",...
KAWANISHI NIK SIDEN
Japanese aircraft and engine firm Kawanishi Kokuki KK was founded in 1928 and produced mainly military aircraft, which later was widely used in world war II — four-engine reconnaissance...
