To secure the various parts often used connection, using the so-called lock nuts. However, you can do without it. For this it is necessary to saw through the nut, as shown, and tightening it slightly to hit with a hammer.
Recommend to read
RECOVERY SYSTEM — “ROTOR”
Only four of the class includes one of the most "fresh" categories of model rockets — on the duration of the flight with the rotor — S9. The competition in this category will start only...
WIRE PIGTAIL
If you want to twist the doubled wire, use the shown ways. Depending on the thickness of the wire, select the appropriate option: for a slim fit and a makeshift reamer with sewing coil...
