ZTTO 4456ST Bicycle Headset 45 degree ZS44 ZS56
ZTTO code: Upper cup/Bearing outside diameter+ Lower cup/Bearing outside diameter+ Fork tube
("44" for OD ø44mm, "56" for OD ø56mm "S"for Straight Tube ,"T" for Tapered Tube fork)
ZTTO code is for quick search,not a accurate specifications.please refer to
SHIS(Standard Headset Information System)
If you have any question about headset standard,Please search "headset standard tool" or contact us
MATERIAL: CNC MACHINED AL6061 T6
Please measure your frame and fork before buying![](https://ae04.alicdn.com/kf/H46d48b9c8177404b80e32da6bb316c01y.jpg)
![](https://ae04.alicdn.com/kf/H366c29a331224d178a7635bad5df7d0fl.jpg)
Durable bearings, waterproof design
45 degree design , Special Sealed bearing for headset. waterproof design keep your steering smooth and long life.![](https://ae04.alicdn.com/kf/H421e606950be4767878d060ad019154cc.jpg)
Precise CNC manufacturing, minimum stack height
![](https://ae04.alicdn.com/kf/H2e26bf17efdc49738d68b6771c826512P.jpg)
![](https://ae04.alicdn.com/kf/H7a9418ae874d4da9bff5c7c8f614108fI.jpg)
![](https://ae04.alicdn.com/kf/Hac133f490f5a41c7967b80658468c37dD.jpg)
![](https://ae04.alicdn.com/kf/Hb0a78d35ce1f4cc3a8240a6538577bce1.jpg)
![](https://ae04.alicdn.com/kf/H1711222239af4d65b0b74b5affd9648f9.jpg)
![](https://ae04.alicdn.com/kf/H75b7ea47aeba4bce88d549e9fcabe1e63.jpg)
![](https://ae04.alicdn.com/kf/H415b228e58194c1282860e50fff71587A.jpg)
![](https://ae04.alicdn.com/kf/H0e05557e7a024a2a830dc45948c155cdx.jpg)