Simple and reliable, and if necessary, split the loop turns out of the three bent as shown, metal plates and nail as their axis.
The purpose of such loops can be very different. For mounting each of the plates is sufficient to drill two holes for screws or bolts.
V. AVTUKH, p Ozery, Belarus
Recommend to read
TWO CYLINDERS FOR THE FOUR WHEELS
to Build a simple, unpretentious and reliable car I can say, came from humble circumstances. In the late times of General scarcity, I bought a well-worn "Zaporozhets", which stood more...
SPEED FOR WINTER RACING
The model with the air screw 2.5 cm grade3 designed and manufactured in a self-similar circle of Penza city station of young technicians. It is inherent excellent ride quality, stability...