1. Count out 243 5⁄32-in. jump rings, and set the rest aside. Close three of the 243 rings, and open all the others.
2. Slide an open ring through the three closed rings, and close it. Double this ring. Arrange the rings in a 1+2+2 chain (a).
3. Slide an open ring through the last pair of rings in the chain, and close it. Double this ring.
4. Fold back the last pair of rings, one to each side, to expose the previous pair of rings in the chain (b).