Retrofit Kit Contains: *Retrofit jetback details To adapt barb jetback #5 (#6540-211) to older rigid pipe spas with slip style jetback, the following parts are Included: A. 6570-033, Hose Clamp (2 Clamps) B. 6540-744, 0.75 clear Hose, 6 C. 6540-065, Adapter, 0.75Barb x 1 Spigot/0.75 Slip
