Bose A20/A30 Ear Seals eis-ei The zippers had to be

The zippers had to be of a different type to allow this modularity concept to work

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and least expensive means of passing the FAA knowledge test required before you can obtain your private or recreational pilot certificate

*AC/DC Invertor Sold Seperately

Available in either 14 or 28 volts

Bose A20/A30 Ear Seals eis-ei The zippers had to beEnsure the performance and comfort level of your A20 or A30 aviation headset. Use as a replacement for lost or damaged ear cushions. Cushions are identical to original set included with new A20 and A30 headset and are made of supple, breathable protein leather.