1. AEST 56mm aluminium mountainbike headset  alloy OEM bicycle headsets wholesale sealed bearings stack bicycle  headsets 
2. 1.1.5" Popular Aluminum MTB Headsets 
3. weight:118g/set  
4. material:6061AL-T6 full CNC machined
5. The upper diameter:Ø44mm x 30mm
6. The bottom diameter:Ø56mm x 39.8mm
7. stack height:7.5+5=12.5mm
8. bearings:2 sealed cartridge bearings
9. color:anodized red/gold/Ti/blue/black

Pictures

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Please Note:

A. We are high-end bicycle parts and accessories manufacturer in SHEN Zhen China.

B. We Accept OEM,and provide Logo service

C. Any quality problem please contact me directly.

D. We accept  Paypal,T/T ,Western Union