Amaron — Replacement denied due to unavailability of my btz7 battery

I have claim replacement waranty for my damage battery... But the service centre is not able to reppace my battery as it is not in stock (Btz7 type). I am waiting since past 3 week or so... And its quite difficult for me to travel anywhere without thay battery... So, i request you to kindly fulfill the stock with my desired one...