a) Kwenziwe nge-nylon.
b) Umzimba ongahambisani nogesi, osetshenziswa ukukhiya izihlukanisi zamandla kagesi ezinezidingo eziphezulu ezindaweni ezigqwalayo noma ezingaqhumi.
c) Ngobubanzi be-shackle obungu-3mm noma u-6mm obutholakalayo.
| Ingxenye CHA. | Incazelo |
| I-NH04 | Usayizi ophelele: 61.5×105mm, yamukela izingidi ezifika kwezine. |
| I-NH05 | Usayizi ophelele: 61.5×106mm, yamukela izingidi ezifika kwezine. |

