45 degree design, Special Sealed bearing for headset. waterproof design keep your steering smooth and long life. Sealed Bearing. Note: "44" for OD ø44,"56" for OD ø56,"S"for Straight Tube ,"T" for Tapered Tube fork.
ZTTO Bike Headset, 44mm 56mm MTB Threadless Sealed Bearing 45 Degree ZS44 ZS56 Tapered Straight Fork Steerer, 4456ST (Green)
Bicycle Headset Bearing Kit ZS44 ZS56 4456ST, Tapered to Straight Tube Headset 1-1/8" Aluminium Alloy Sealed Bearings for MTB Road Bike
Tapered Tube Fork 4456ST Sealed Bearing ZS44 ZS56 Bike Headset Bicycle Headset
4456ST Tapered Tube Fork Bike Headset ZS44 ZS56 Bicycle Headset Sealed Bearing
PolyGen Tapered Fork Headset ZS44 / 28.6 ZS56 / 40 4456ST Model AL6061 T6 Alloy Bike Frame Component for Mountain Bike and Road Cycling
Cane Creek 40 Headset Tall - ZS44/ZS44 Black
