Value-Oriented Replacement Headset Series 6061-T6 Aluminum Bottom Cup and Covers, Polymer Top Cup Lightweight Polymer Compression Ring Interlok Spacer Compatible Lightweight Polymer Crown Race Consistent Stack Heights Across 10, 40 and 110-Series Internal Parts Are Cross-Compatible Across 10, 40 and 110-Series
| Bearing Grade |
Sealed cartridge |
| Crown Race Diameter |
30mm |
| Lower Cup |
44mm |
| Headset Type |
ZeroStack |
| Upper Cup |
44mm |
| Headset Weight |
62.8g |
| Primary Color |
Black |
| S.H.I.S. |
ZS44/28.6/H8 | ZS44/30 |
| Steerer Tube |
1-1/8 |
| Stack Height |
12 |
| Headset Position |
Complete |
| SHIS Upper |
ZS44/28.6 |
| SHIS Lower |
ZS44/30 |