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ProTek RC LiFe Futaba Transmitter Battery Pack (6.6V/2100mAh) (3PV/4PK/4PM/4PLS/4PX/4PV/7PX/7PXR/16SZ) - JJ Customs, LLC.
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Amazon.com : Oceanic Transmitter Battery Kit for OC1, OC1-LE, VT Pro, VT3, VT4.0, VT4.1, Atom, Atom 2.0, Atom 3.0, Atom 3.1 & Compumask : Sports & Outdoors
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