Ring Sizes -- European 4-in-1

 Weave Shape Gauge ID (mm) RPI
European 4-in-1, Round 12g RD 12 6.000 25
European 4-in-1, Round 14g RD 14 5.000 31
European 4-in-1, Round 16g RD 16 4.000 36
European 4-in-1, Round 18g RD 18 3.000 72
European 4-in-1, Round 20g RD 20 2.750 100
European 4-in-1, Round 22g RD 22 2.000 160

As with all of our work, we invite you to make and sell as many of everything as you like, but ask that you don't publish our instructions or ring sizes.