ACB 4545 150 SSM - 1-1/2 440C Stainless, Angular Contact Headset Bearing (40 x 51.8mm OD x 7-45/45) sale Enduro only uses 440C stainless

Enduro only uses 440C stainless steel balls and races to provide long life and superior corrosion resistance in applications and environments that maybe less than ideal

As expected it is also the most expensive of the 440 series alloys and requires multiple rounds of heat treatment and cryogenic treatment to achieve its superior mechanical properties

Angular-Contact Suspension Bearing - 12mm x 21mm x 8mm -

Enduro Bearings' exclusive ceramic bearings with XD15 nitrogen steel races have been the ultimate longevity and low-friction story in the cycling industry for over 12 years

This eliminates mating parts that can created annoying noises like creaking

ACB 4545 150 SSM - 1-1/2 440C Stainless, Angular Contact Headset Bearing (40 x 51.8mm OD x 7-45/45) sale Enduro only uses 440C stainlessACB 4545 150 SSM 1 1 2 440C stainless steel Angular Contact Headset bearing (40mm x 51. 8mm x 7mm: 45x45 deg) Angular contact headset bearing featuring 440C stainless steel balls and races for superior corrosion protection. This size bearing overlaps the size of the ACB 4545 150 very closely, but features a slightly smaller (51. 8mm) OD to accommodate tighter lower bearing seats found in some framesets. This size bearing is also known in the bike