Brent at The Colt AR15 Resource just put up a great detailed article about the India contract Colt 6940s.
In November of 2011, the Indian army numbered about 1.2 million infantrymen. It was the second largest army in the world. The army had changed its combat rifles only twice since Independence on August 15th, 1947. The first change was after the 1962 China war. The second change was in 1998, just before the 1999 Kargil war when the domestically designed and produced 5.56mm Indian Small Arms System (INSAS) rifle was adopted. After the adoption of the INSAS weapon system in 1998, there were multiple reports of reliability problems that resulted in many deaths among foreign users and Indian soldiers engaged in skirmishes with Pakistan. In addition to the deaths in combat from malfunctions, there were documented problems with magazines cracking and oil being blown into soldier’s eyes during training events, amongst other issues.
Read the rest of it at the link https://thecoltar15resource.com/colt-india-mcar-program/