Maypole MP021 – 7 Pin Trailer Plug (12N Type). Maypole MP021 Plastic Trailer Plug 12V N-Type For caravans and trailers. 12N Type 7 Pin Plastic Plug DP. MP21 12N Type 7 Pin Plastic Plug DP. Genuine Maypole 7 pin trailer plug, suitable for caravan and trailer electrical connections.
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