These rings are composed of a Natural Burl cork that has been swirled randomly with Burnt Burl. No two rings are alike! Use these rings
Burled Cork - The Classic Fly Rod Forum
Stacked Burl Cork Rings
Golden Witch – Burl Cork Rings – FINAL INVENTORY
Cork Rings for Rod Building - Free Shipping
End Cap for CRB AFS8 & AFS8L2 Fly Reel Seat
Cork
Burl Cork Rings – Sea-Run Fly & Tackle
Cork Rings for Rod Building - Free Shipping
End Cap for CRB AFS7R Fly Reel Seat