SHY-4/6 ke komporo ea daemane ea mantlha ea ho cheka rig e entsoeng ka likarolo tsa modular. Sena se lumella rig hore e qhaloe ka likarolo tse nyane, e ntlafatse ho tsamaea, ka moo phihlello ea libaka tsa marang-rang e leng thata kapa e fokolang (ke hore, Lithaba tse Lithaba).