No, I don't fail to grasp it at all! You lost it because you went on strike, the others kept it because they didn't. It's a perk. If it was contractual, then it would be illegal. Yes, you were punished for going on strike. Did you not expect to be?. It's legal to remove it, otherwise BA wouldn't have done it. You had ST. Your actions [all strikers, I'm not being personal] cost your employer millions on a very selfish strike. Take the consequences, because you won't have a choice.