ire Fighting FM UL Black 90° Elbow, ingxenye ebalulekile yezinhlelo zokuphepha emlilweni. Le ndololwane yekhwalithi ephezulu iklanywe ngokucophelela ukuze ihlangabezane namazinga e-FM ne-UL, iqinisekisa ukwethembeka nokuqina okuphezulu.
