Disable Add to Cart When Out of Stock - Lock Buy Button. This Module will disable/lock the add to cart button if product out of stock and in place appears the message "Exhausted" and or as it was defined in stock.
- Opencart disable add to cart button when out of stock

1). Both OCMOD & VQMOD
2). Easy to Install
3). No Core File Changed

=================== Customization ===================
Not Having Default Opencart Theme, No Problem We also provides customization. (Charges may applicable as per theme/demand)