Ulwakhiwo oluthile ngolu hlobo lulandelayo:I-6.8 ububanzi bangaphandle: I-Teflon ityhubhu yangaphakathi + umaleko wocingo lwentsimbi, ngaphandle kwesikhumba sePU.I-7.5 ububanzi bangaphandle: I-Teflon ityhubhu yangaphakathi + intambo yocingo lwensimbi + i-skin ye-PU, kunye nobukhulu bubandakanya ulusu.I-10.5 ububanzi bangaphandle: ityhubhu yangaphakathi yeTeflon + iileya ezintathu zocingo lwentsimbi + umaleko omnye wePU yesikhumba, kwaye ubungakanani bubandakanya ulusu