Metal Doumbek Tuning Rings, for 12 inch Drum (Item Code: MD12-TR) the smooth top ring with inside diameter of approximately 12 1/4 inches to fit over the drum head. The flat bottom ring has the tabs for the tuning bolts and is approximately 11 11/16 inches inside diameter. Fits the Metal Doumbeks: MD12, MB12, M12J.
Hand made, sizes will vary slightly. Tuning bolts (MDCP, MDCP-L) and replacement heads (SS12, SD12, SH12, SH12G) sold separately.