Upgrade your bicycle headset with the Choice Carbon Fiber Headset Top Cap with steel M6x30mm Bolt for 1-1/8 and 1-1/4 front forks. This premium top cap blends a carbon fiber cap deliver a lightweight, robust solution with a sleek 3K matte finish. It fits 1-1/8" and 1-1/4" steerers and works across carbon, alloy, and steel forks, making it a versatile upgrade for many bikes.

Install with care using the recommended torque for best performance. The cap and bolt combination keeps your headset preload stable during rides and reduces overall weight compared with traditional steel components.

Product specifications

• Item: Headset Top Cap
• Material: Cap – Carbon Fiber; Bolt – steel
• Cap sizes: 27.3
• Bolt: M6x30, with M4 hex slot
• Install Torque: 5–6 N·m
• Cap weight: 3.2 g (28.6mm), 3.8 g (31.8mm)
• Bolt weight: ~3.3 g per piece

Package includes:

• 1 x Headset Top Cap (Carbon Fiber)
• 1 x Steel Bolt (M6x30)

Warnings/Reminders:

• Install torque: 5–6 N·m to avoid over-tightening.
• Ensure correct cap size (28.6mm or 31.8mm) for your headset.
• Compatible with 1-1/8" and 1-1/4" front forks; verify fork and head tube specifications before install.