Industrial Strength SS Captive Bead Ring with Steel Bead

These captive bead rings are made of 316LVM F-138 stainless steel and feature countersunk beads.

These pieces come with standard size beads. You can see the standard bead sizes for this piece here. You can order larger or smaller replacement beads from here. Be aware, however, that the gap size may be too small or too large to fit another size bead. 20ga rings come with fixed beads.