1. Steering Box Body - Material: BS 1490-LM6, - Type of Casting: Gravity, - Tentative Annual Volume: 20,000 Pcs. - Weight: 5.5 Kg. (Aprox). 2. Cover Plate - Material: BS 1490-LM4 or BS 1490-LM6, - Type of Casting: Gravity/Pressure Die Casting, - Tentative Annual Volume: 20,000 Pcs. - Weight: 0.86 Kg (Aprox).