What are 3 link couplings? - Upstairs Downstairs - Model ...
Some model railway enthusiasts prefer the look of these couplings as they are as near to the real thing as you can get. The couplings look great, the only drawback is the uncoupling process as it can prove to be a bit fiddly removing the chain link from the hook. Most modellers have made their own uncoupling tool to alleviate this problem.
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