RL1 External Cup headsets offer all the precision engineering and renown reliability for which Ritchey headsets are known. Made with alloy cups steel races and retainer bearings these workhorse headsets are designed for those builds where price matters and performance reigns supreme.
| S.H.I.S Upper | EC30, EC34 |
| S.H.I.S. Stem Clamp Diameter | 25.4 Threadless, 25.4-24tpi Quill, 28.6 Threadless, 28.6-26tpi Quill |
| S.H.I.S Lower | EC30, EC34 |
| Color | Black |
| Crown Race | 26.4, 30 |
| Bearing Type | Sealed Cartridge |
| Defined Color | Black |
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