RISK Parts 41/41.8/42/47/49/51/52mm Bicycle 44mm Headset Bearing Conversion Kit Double Bearings

Material: Steel

Application: Repairs for common integrated, semi-integrated, and external bearing headsets on the market.

Note: Cannot repair old-style loose ball or roller (pseudo-bearing) headsets.

Product Weight (Hand-measured, may have slight errors):

41mm: 25g

41.8/42mm: 26g

47mm: 33g

49mm: 34g

52mm: 35.5g