This is a SINGLE diaphragm that will work in the following (and more):
K-71-H, K-72H, K72K, K-72K, K-72-K, K-74-K, K74, K75, K-75-K, K-75K, K-76-K, K76, K-79-K, K79, K-792-KP, K-80-K, K80, K-81-K, K81, K-82-K, K82, K-83-K, K83, K-84, K84K, K-85-K, K85, K-89, K89, K-89-KV, K-93, K93, K 93, K-93-KNW, K93KNW, K 93 KNW, K-97, K97, K-97-KV, K97KV, K-792-KP, K792KV, Chorus, Chorus II, Chorus 2, 129507, K73, K-73, K-86, KG1, KG2, KG-2, KG2.2, KG-2.2, KG3.2, KG3.2, KG 3.2, KG3.5, KG-3.5, KG4, KG-4, KG-4.2, KG4.2, KG4.5, KG-4.5, KG-5.2, KG5.5, KG-5.5, KLF-10, KLF10, KM6, KM-6, KLF10, KLF20, KP250, KP-250, KP301, KP-301, KP362, KP-362, RS7, RS-7, FORTE II, K105K, K-105K, K109, K-109A, Heresy II, KSF 8.5, KSF 10.5, Quartet, Tangent 10, Tangent 20, Tangent 30, Tangent 40, Tangent 50, 3910, 3910D, 129036, 127103, K100, K100-Ti, K-100Ti, K 100Ti, K101-S, K-101-S, K 101S, K-107-K, K-105-K, K-119, K-119-KB, K-124-K, K124-K, K-124-Ti, 129086, RF-3, RF-3 II, RF3, RF3BK, RF5, SP1, SP-1, SP 1, KI-102, KI-175, K-103Ti,129074
NOTE: This is a product of B&K Enterprises, it is not made by Klipsch and B&K Enterprises has no affiliation with Klipsch. Manufacturer names and logos are trademarks of their respective companies are are used only to identify their products.