This is a special order item and will ship separately.
Please allow 4 to 6 weeks (typically) for shipping.
Unlike most doser lids, these do not cover the entire top of the doser, instead they cover a hole in the top, center. The smaller, older version is OB_40, measuring 50 mm.
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.