Oku kunyathela kwevili kwenziwa ngezinto zePU, kwaye undoqo wenziwa ngezinto zePP.I-diameter yevili yi-60mm kwaye ububanzi bevili yi-44mm.Umbala unemibala ebomvu kunye nombala omnyama.Amavili e-caster aneebheringi ezimbini, ngoko ke ivili elinye linokuthwala ukuya kuthi ga kwi-50 kg.Izinto eziphathekayo zePU ziyenza inxibe-resistant kwaye izolile, kwaye ihlala isetyenziswa kwiibhodi zokutyibiliza kunye neebhedi zefenitshala.