TheLekkie Chainring Adapter – TSDZ2 to HD is designed to allow Lekkie Bling Ring HD chainrings to fit the Tongsheng TSDZ2, with exception being the 40T and PRO versions. While it will fit most size Bing Rings it is designed to give the best chain-line with the Lekkie Bling Ring 42T HD, hence why it is sold with this size Bling Ring as standard.
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