Differential Headtube
For tapered 46 mm/56 mm OD headtube
For tapered fork steerer 1.5” to 1-1/8”
Aluminum top cover
Upper : 45/ 45/Italian angular contact bearing (Black seal)
Lower: Industrial cartridge sealed bearing
New lighter aluminum lower bearing race
16.3 mm stack height
Specifications
COLOR Black
COMPLETE/TOP/BOTTOM Complete
GRAMS 81
HEIGHT 15.5/0.8 mm
MATERIAL Aluminum
MODEL Orbit C-40
STEERER DIAMETER Tapered










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