ACB518K Double Sealed Bicycle Headset Bearing 40x51.8x8mm, 36/45 Degree

ACB518K Sealed Bicycle Headset Bearing
✨ Angular Contact - 36/45 Degree - 40mm x 51.8mm x 8mm

The ACB518K is a double-sealed angular contact bearing designed specifically for integrated bicycle headsets. With a 36/45 degree contact angle and precision-machined chrome steel construction, it provides smooth steering, long-lasting support, and protection from water, dirt, and grime. Sold as one bearing.

🟢 Size: 40mm ID x 51.8mm OD x 8mm width
🟢 Type: Angular contact headset bearing
🟢 Contact angle: 36°/45° for proper headset alignment
🟢 Closures: Rubber sealed on both sides (seal color may vary)
🟢 Material: High-quality chrome steel
🟢 Ideal for integrated and semi-integrated headsets
🟢 Quantity: 1 bearing