66 x 56 x 6 mm. This is for considerably older machines, and is not very commonly used today. For most Brasilia models, such as the Portofino, the BF_11 is used. The BF_1 is used in older Brasilia models (and very rarely with Astoria). Also available, AS_32. Can also be used as a substitute for the AS_60 lever group o-rings.
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.