Seller profile Inner installation kit for Schwinger NASA Echolot With the use of this kit, GfK boats can do without a hole in the fuselage for the purpose of swinging assembly. The swinger is installed in the container filled with oil. In the case of air bubble -free fibergla laminate, the full measuring range can be achieved in echolotes. 2K glue for fastening and liquid for donors are included.
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