There's nothing uniform about a BYOG era battle and the kind of equipment someone's going to have is going to be based on any number of factors including you know how many previous engagements they've taken part in. You will see the franks cut off access to this equipment to people's that they don't want well armed charlotte will declare that the best swords are not to be exported to the dains and the viking peoples. The question of armor is a good one and this is for Charles the ball to descend into his i believe that makes it a capital offense you get your head cut off or you'll get hanged if you give frankish swords to the viking people right