ACB 3645 3544 SS - 1-1/4 440C stainless steel Angular Contact Headset Bearing (35mm x 44mm x 5.5mm: 36 x 45 deg) TH-873 FK-6604 - Manitou 28

FK-6604 - Manitou 28

For non-drive and Shimano cranks we also make MR24371 for the same oversized BB90 issue

for use with BRT-040 bearing removal and installation toolkit

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

Static load - 1463lbf / 6

ACB 3645 3544 SS - 1-1/4 440C stainless steel Angular Contact Headset Bearing (35mm x 44mm x 5.5mm: 36 x 45 deg) TH-873 FK-6604 - Manitou 28ACB 3645 3544 SS 1 1 4 440C stainless steel Angular Contact Headset Bearing (35mm x 44mm x 5. 5mm: 36 x 45 deg) Angular contact headset bearing featuring 440C stainless steel balls and races for superior corrosion protection. This size bearing is also known in the bike Industry by these part numbers: ACB3544H6 AC3544 Not all stainless steel is created equal. Enduro only uses 440C stainless steel balls and races to provide long life and superior