KATO 10-1258 ships with KATO tight-lock couplers. No replacement part is officially listed for this product.
| Maker | KATO |
|---|---|
| Product No. | 10-1258 |
| Name | Tokyu 5050 Series 4000 subseries add-on set B (2 cars) |
| Name (Japanese) | 東急電鉄5050系4000番台 増結セットB(2両) |
| Type | Set |
| Category | EMU |
| Release | 2023-03 |
| JAN | 4949727663036 |
| Standard coupler | KATO tight-lock |
| Coupler notes | KATO tight-lock coupler (hooked); dummy couplers on cab ends |
| Evidence | Not stated |
| Source | Official product page |
| Last checked | 2026-10-28 |
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