batteries of delivery

Hi! Why can not I place an order ..?
the size and weight of the parcel does not exceed norms

what is this !?

Unable to ship this parcel to your country due to size/weight.
Your order is either too large, or too heavy for shipment to your country.
Please see the table below to understand what's permitted by your countries postal system.
Your order To country: UKRAINE
Cart weight: 2889g
Total Length 160
Total Size 788mm(L+W2+H2)

3 ZIPPY Compact 5000mAh 6S 25C Lipo Pack 755g 160x46x48mm
3 Turnigy 2650mAh 3S 1C LLF Tx Pack (Futaba/JR) 208g 120x40x50mm

Air Parcel (Ukraine) up to 3kg 1050mm 2000mm 2999g
SingPost AirParcel 3kg / 7-21Days 1050mm 2000mm 3000g

EMS Express (UKRAINE) 2000g - 2999g 1000mm 3600mm 2999g