:
263-20,31.5,50,80
280-10,12.5,25,31.5,40,50
80-8,12.5,16,20,25,31.5,40,50,63,80
100-10,15,20,31.5,40,48,50,63,80,84
160-10,20,25,31.5,40,50,63
   2
2-160-5031.580
2-160-31.531.580
2-160-252580
2-160-642580
2-160-63
100-50-51
125-16-51
125-31.5-51()
125-63-52