Vektor SS-77
| SS-77 | |
|---|---|
| Type | General purpose machine gun | 
| Place of origin | South Africa | 
| Service history | |
| In service | 1986–present | 
| Used by | See Users | 
| Wars | South African Border War Rwandan Civil War Kivu conflict | 
| Production history | |
| Designed | 1977 | 
| Manufacturer | Denel Land Systems | 
| Variants | Variants | 
| Specifications | |
| Mass | 9.6 kg (21 lb 3 oz) (SS-77) 8.26 kg (18 lb 3 oz) (Mini SS) | 
| Length | 1155 mm (SS-77) 1000 mm (Mini-SS) | 
| Barrel length | 550 mm (SS-77) 500 mm (Mini-SS) | 
| Cartridge | 7.62×51mm NATO (SS-77) 5.56×45mm NATO (Mini-SS) | 
| Action | Gas-operated, open bolt | 
| Rate of fire | 600–900 rounds/min | 
| Feed system | Disintegrating R1M1 link belt alternatively disintegrating M13 belt or non-disintegrating DM1 belt (SS-77) Disintegrating M27 belt (Mini-SS) | 
The Vektor SS-77 is a general-purpose machine gun designed and manufactured by Denel Land Systems—formerly Lyttleton Engineering Works (LIW)—of South Africa.