Enduro ACB 6808 Angular Headset Bearing - 40mm - 52mm - 6.5mm - 36/45 - Stainless Steel YGroup_8349006889005 and RaceFace has made this

and RaceFace has made this stem to go on bikes that get ridden hard

DAMPER TYPE: Charger Race Day 2

durable and offer efficient pedalling

It also features additional anti abrasion toe and heel protection

Enduro ACB 6808 Angular Headset Bearing - 40mm - 52mm - 6.5mm - 36/45 - Stainless Steel YGroup_8349006889005 and RaceFace has made thisACB 6808 SS, 290413 1 1 2' 440C stainless steel Angular Contact Headset bearing (40 x 51 x 6. 5mm: 36 x 36deg) Angular contact headset bearing featuring 440C stainless steel balls and races for superior corrosion protection. Please note that this bearing has slightly different dimensions from the other ACB 6808 bearings we sell, it has a slightly smaller OD and has 36 degree chamfers internally and externally. It was originally spec'd by Trek on