For those who may not know ...
The top teal green or turquoise one is for the Model 1205 and the contemporaneous Model L and Model CB.
The majority, with the blue and white chevrons, were made from 1988 to 1993 for a variety of metal and Lexan tanks, including some of the model 1521s (Grand Marquise, Legacy, Ultralux, Ultralux LX, and Ultralux Classic); the Model 90; Ambassador, Ambassador Plus, Ambassador II, and Ambassador III; the Diplomat and Diplomat LX.
The ribbed vinyl one with the gray gas pump-style handle grip initially went with the gray Epic 6500 SR.