Iimbonakalo:
Uyilo luhlangabezana nomthwalo we-250kg, kwaye umgama wobushushu yi-160mm;
Iibholiti ezinkulu ezimile okwe-U zilungele umqhubi ukuba adlule kwiringi yokuphakamisa ngokulula;
Indibano yeratchet yebhanti yenylon eyi-50mmx1300mm inokudityaniswa ngokukhawuleza nangokulula kwipali