ENDURO 440C STAINLESS STEEL 1.5 INCH ANGULAR CONTACT 36 x 45 DEGREE HEADSET BEARING

Measures: 40mm ID x 52mm OD x 6.5mm W

Replaces the LOWER Headset Bearing in many NINER carbon fiber frames. If your Niner MTB frame is carbon fiber and has DIRECT FIT (no cups pressed in) headset bearings, this is your lower bearing. Direct fit headset bearings are also referred to as INTEGRATED or "IS."

High grade 440 Stainless Steel races and and ball bearings. Dual lip sealing system.

BEARINGS SOLD INDIVIDUALLY