Jack base inayoweza kubadilishwa na kichwa cha U
Nyenzo:Q235 Chuma au 20 # Chuma Kawaida:EN74-1; AS/NZS1576.2:2009
Uso:Electro-galvanized, Moto dipped mabati
Jack Msingi
| Aina | Vipimo | Ukubwa wa Bamba la Msingi |
| Imara | 30*400 mm | 120*120*4 mm |
| Imara | 30 * 600 mm | 120*120*4 mm |
| Imara | 32 * 400 mm | 120*120*4 mm |
| Imara | 32 * 600 mm | 120*120*4 mm |
| Imara | 34*400 mm | 120*120*4 mm |
| Imara | 34 * 600 mm | 150*150*5 mm |
| Utupu | 38*4*600 mm | 150*150*5 mm |
| Utupu | 38*4*660 mm | 150*150*5 mm |
| Utupu | 38*4*760 mm | 150*150*5 mm |
| Utupu | 48*4*600 mm | 150*150*5 mm |
| Utupu | 48*4*900 mm | 150*150*5 mm |
Jack Nut
Ufundi:Kutupwa au kughushi Maliza:Asili, Electro Galvanized,HDG
Kipenyo:30/32/34/38/48 mm
