.5-N-PN-BPM-BB(0)No Reviews yet Log in to see price Quantity discounts available QuantityPrice SKU: .5-N-PN-BPM-BB Quantity -+ Details .5" Pure-Flo BioPure Bonnet TMZ Modified PTFE (FDA)/Grade B1 B.C. Diaphragm (not included) Details Back Details.5" Pure-Flo BioPure Bonnet TMZ Modified PTFE (FDA)/Grade B1 B.C. Diaphragm (not included) Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review