- Steel cups - Steel retainer bearings - Available in chrome or black - S.H.I.S.: EC34/28.6-26tpi|EC34/30 - Steerer Dia: 28.6mm - Cup Dia: 34mm - Race Dia: 30mm - Stack Ht: 40mm Size: 1-1/8"
Replacement headset bearings from FSA. - Compatible with most Trek MTB integrated headset systems - Sealed bearing for long life - Compatible with Knock Block Headsets
FSA Standard Headset Bearings
FSA bearings that set directly into the frame without the use of pressed in cups. - 36/45 degrees is Cane Creek-compatible - 45/45 degrees is Campagnolo-compatible
ABI Headset Bearing for new builds or replacements.
- Steel cup semi-integrated design - Alloy top cap with hollow bolt allows for brake cable pass-through - Caged bearing 5/32" x 22A - ED Black durable finish - SHIS: ZS44/28.6|ZS44/30 - Steerer OD: 28.6mm - Cup: 44mm - Race: 30mm - Stack Height: 9.4mm
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