Product description: Please pay attention to the following description of models and specifications when placing your order for pad arms.

Pad arms model: Y01～Y30.
Pad arms maerial: nickel silver(18% nickel content)/monel(65% monel content)/beryllinm copper
Remarks:
1.all raw materials used are importde from abroad.
2.the click-type adjustable pad arms(Y01～Y30) of european specifications can only  beusedtogether with the click-type adjustable nose pads(S01～S06) of european specifications.nosepad S01 can be used together with click-type adjustable pad arms of ardinary specifications.