supply of lower housing assembly for automatic twist lock of blc wagon.lower housing assembly for automatic twist lock of blc wagon.,lower housing assembly for automatic twist lock of blc wagon. drawing no. :-m/s holl and company part no-70254 spec. no:- wd-contr-atl-2025 (rev.02) warranty:-the supplier should confirm a warranty of a minimum 48 months from the date of manufacture. (for details please refer r dso spec- wd-contr-atl-2025 (rev.02)) [ warranty period: 48 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]