Threadless Headset First A-Head B1 1-1/8

Threadless Headset First A-Head B1 1-1/8

The First A-Head B1 is a classic threadless headset designed for 1-1/8" front forks. Semi-sealed cartridge bearings ensure smooth steering performance while offering reliable protection against dirt and moisture.

Made from durable steel, this headset is well suited for everyday riding as well as recreational and urban bikes. The EC34 frame cup standard provides broad compatibility with many frames, while the 30 mm fork crown seat ensures a precise fit.

First A-Head B1 is a practical and dependable choice for riders looking for long-lasting performance at an affordable price.

• Type: threadless headset
• Bearings: semi-sealed cartridge bearings
• Compatibility: 1-1/8" front fork (28.6 mm)
• Standard: EC34/28.6 | EC34/30
• Frame cup diameter: 34 mm
• Fork crown diameter: 30 mm
• Height: 27.8 mm
• Material: steel
• Color: black