If the head of the screw to give with the help of nalilsya the form shown in the figure, then any attacker will not be able to turn. On such hardware it is recommended to set sensible things sailing and motor boats, hook locks.
Recommend to read
BOAT-QUASI CAR
The boat, called "Quasi," always caused a sensation on reservoirs. Initially, attention was drawn to its purely automotive appearance, emphasized by wheels painted on the sides. Upon...
A BOAT FOR EVERY TASTE
In which only the terms will not be during the journey of the lovers of water tourism! And not always the boat suitable for sailing in a pond, suitable for another. We have...
