is that the extent of Barracuda "ELASTOMERIC" bumpers for 1970 or were other fronts added later? EV2?

what was the original offering at the start of the model year?

early ? A21 fronts and 1 (FE5) A22 front & rear
November '69 * 9 A21 fronts and 1 (FE5) A22 front & rear
January '70 * 9 A21 fronts and 9 A22 front & rear
late ? any additional?