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- RBM SMSG Railway Frog
- RBM frog is the abbreviation of Rail bound Manganese Frog and SMSG frog is the abbreviation of Solid Manganese Self-Guarded frog, these two kinds of frogs are widely sold to the NA market. We’re exporting those frogs for 90RA rail, 115RE rail and 136RE ra
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Shanghai Bosheng Industries Co.,Ltd
[Verified]
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Negotiable
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