Product Name "Piston Head Ring". Designed by Japan.
It is the ring made for those who love the car.
The piston of the parts of a car was used as the motif.
Available in silver.
The default size is 20.6 mm inner diameter but you can customize the size to your liking.
Click personalize to choose your US ring size.(Size support: # 8 to # 13.)
Please refer to a this page
. Conversion chart for ring sizes
US Ring Size Inside diameter
13 22.2mmPlease also see other designs.
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2.538 w x
2.538 d x
0.999 w x
0.999 d x