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| Manufacturer part # | FP-H522 |
|---|---|
| Steerer outer diameter | 25.4 mm (1") |
| Crown race inner diameter | 27 mm |
| Cup Insertion OD | 34 mm |
| Stack height | 37.5 mm: |
| Bearing type | Loose ball |
| Headset type upper | Threaded external |
| Headset type lower | External |
| Material | Steel |