Varies size acrylic capsules available:
 
80mm
46mm 
39mm - Silver Krugerrand/Silver R2
33mm - Gold Krugerrand/Silver R1
27,5mm - 1/2Oz Kruger
22,5mm - 1/4Oz Kruger
20,5mm -
17mm - 1/10th Oz Krugerrand/Ticky
 
Other sizes 14mm-120mm can be imported as well.