Veloci ROLLCii EC34/EC44 Headset – Straight & Tapered
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The Veloci ROLLCii EC34/EC44 is an A-head headset for frames with a 34 mm internal diameter at the top and 44 mm at the bottom of the head tube. Both cups are external. Choose the version for a straight 1 1/8″ steerer or a tapered 1 1/8–1 1/2″ steerer; the difference is in the crown race.
Sealed cartridge bearings sit in 6061-T6 aluminum cups, while the crown race is made of 7075-T6. The stack height is 17 mm at the top and 15 mm at the bottom. Eleven colors let you match the headset to the other components on your build.
Quick Specs
- Type: threadless A-head headset with external cups.
- Head tube inner diameter: 34 mm at the top, 44 mm at the bottom.
- Straight steerer: EC34/28.6 | EC44/30, 30 mm crown race seat.
- Tapered steerer: EC34/28.6 | EC44/40, specified crown race diameter 39.8 mm.
- Stack height: 17 mm at the top + 15 mm at the bottom, 32 mm total.
- Bearings: cartridge bearings, 45°/45° contact angles.
- Bearing outer diameter: 41.8 mm at the top and 52 mm at the bottom.
- Cups and covers: 6061-T6 aluminum.
- Crown race: 7075-T6 aluminum.
- Weight: 139 g.
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Specifications
Specifications
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