View cart “Battery Pack Cradle Assembly” has been added to your cart. Replacement Front Tubes for ER-3A Insert Earphone – Set of 2 Right (red) and 2 Left (blue) tubes$20.00 Replacement Front Tubes for ER-3A Insert Earphone - Set of 2 Right (red) and 2 Left (blue) tubes quantity Add to cart SKU: ER3-21(ABR) Categories: Spare Parts, Spare Parts G1/G2 Related products Aurix Sound Stimulator $795.00 Add to cart Integrityā„¢ V500 Carrying Case $150.00 Add to cart Aurix Label Printer $300.00 Add to cart White Tube Nibbons for ER-3A Insert Earphones – 10/pack $12.00 Add to cart