FIELDOOR Fieldoor Dumbbell Plates 5kg x 4 These are dumbbell plates with a polyethylene coating. Compatible with 28mm shafts. The hole is slightly large. Can also be used with IROTEC and Fighting Road shafts. Shipping will be done with bubble wrap and recycled cardboard. For those who want to add 20kg. There are scratches and scuffs from use, so please judge the condition from the images and only purchase if you understand that these are used items. - Purpose: For weight training