Headsets

Origin-8's Pro Fit Threadless Headset is made of light and durable aluminum and boasts smooth and long-lasting sealed cartridge bearings. It also sports nice laser-etched logos.

FSA Standard Headset Bearings

- CrMo headset with oversized 3/16" lower ball bearings, 5/32" upper bearings and a nylon top cover - Hammer: External Cup, traditional - S.H.I.S.: EC34/28.6|EC34/30 - Stack: 12.8mm/11.9mm - Color: Black - Weight: 149g

Replacement headset bearings from FSA. - Compatible with most Trek MTB integrated headset systems - Sealed bearing for long life - Compatible with Knock Block Headsets

Converts quill style forks to use threadless stems.

Grade 300 retainer bearings for headset and bottom bracket service - 5/32" ball diameter - 16 balls per retainer - Grade 300 Bearings - 10 Retainers/Bag

Lightweight aluminum alloy - Non-Keyed - Height: 20mm - 10 to a bag