1-1/8" · 28.6mm · 5 Piece Kit

Carbon Fiber
Headset Spacer Kit

3K Carbon Weave · 1-1/8" (28.6mm) · 5 Sizes Included

The Tier 1 Components Carbon Fiber Headset Spacer Kit gives you everything you need to dial in your stem height and fork position with precision. Constructed from premium 3K carbon fiber with a 28.6mm inner diameter, these spacers fit any standard 1-1/8 inch threadless steerer tube setup.

Each kit includes five spacers in the most commonly needed sizes, giving you the flexibility to fine tune your cockpit position for maximum comfort and performance on the track. Lightweight carbon construction means you are not adding unnecessary rotational or static mass to your build.

The same uncompromising T1C quality standard found across every product in our lineup. Because details matter.

---

Kit Contents

• 1 x 10mm Carbon Spacer
• 1 x 5mm Carbon Spacer
• 1 x 2mm Carbon Spacer
• 2 x 1mm Carbon Spacer
• Total of 5 spacers per kit

---

Features

• Premium 3K carbon fiber construction
• Lightweight design reduces overall build weight
• 1-1/8 inch (28.6mm) inner diameter — universal threadless compatibility
• 34.9mm outer diameter
• 3.05mm wall thickness for strength without excess material
• 5 sizes in one kit for full cockpit adjustment flexibility
• Clean matte carbon finish

---

Specifications

Add to Cart ← Back to Store

1 Year Warranty · Ships from USA · 100 Kits In Stock