Enduro ACB Mini 276442 Black Oxide Headset Bearing

Enduro Specialty Headset Cartridge Bearings. Features:

• Sealed chromium steel bearing with black oxide treatment on the outer surfaces of the bearing races
• AB-2050 is the upper headset bearing for Trek Speed Concept frames and has dimensions 14.2x25x6.5mm, 45×45 deg
• AB-2052 is the lower headset bearing for Trek Speed Concept frames and has dimensions 27.1x38x6.5mm 36×45 deg
• AB-2054 fits Felt TT frames and has dimensions 19x30x6.5mm 36×45 deg