One And Three Eighths Inch Bicycle Headset Bearing 34.925mm Double Sealed 37x49x7mm 45 45 Degree Angular Contact Chrome Steel GCR15 With Rubber Seals

1-3/8 inch double-sealed bike headset bearing 37x49x7mm
✔️ Pack size: 1 bearing, 45/45 angle, chrome steel GCR15, rubber seals

This is a single bearing designed for bikes using a 1-3/8" headset standard. It features a 45/45 angular contact arrangement, chrome steel GCR15 construction, and rubber seals to keep dirt out while preserving grease inside. Perfect for headset assemblies that require reliable, sealed performance.

✅ Size: 37x49x7mm (ID 37mm bore, OD 49mm, width 7mm)
✅ Material: chrome steel GCR15 for durability
✅ Seals: rubber double seals guard against dirt and moisture
✅ Angle/fit: 45/45 angular contact for precise headset seating
✅ Pack: 1 bearing per order; fits standard 1-3/8" headsets

💡 What is a handy use for a bicycle headset bearing of this size?

It’s a handy part that keeps the headset assembly aligned and turning smoothly on daily rides, especially on frames that rely on a 1-3/8 inch headset.

• Allows smooth steering with minimal head-tube play
• Provides sealed protection against grit and moisture
• Simple replacement for worn headsets in compatible bikes