Aerozine XS7 Road MTB eBike Bicycle Stem AL7050 w/Titanium bolt 31.8x130mm Black
Aerozine XS7 AL7050 Road MTB Stem
 
Why AL7050,not AL6061?

Much safer when you ride!
 
On the same weight,the stiffness of AL7050 is 37% stronger than AL6061.
 
On the same stiffness,the weight of AL7050 is 11% lighter than AL6061.
 
Therefore,AL7075 seatposts are safer than AL6061 bars cause' they are stronger and hard to bend.
 
That's why Aerozine choose the material of AL7050 and of course its price is higher than AL6061 posts you see in the market.
 
Designed for Road & XC & All Mountain- 3D forged - light weght & stiffer.
 
Specification:
 
Material:AL-7050 3D Forged Stem
 
Barbore:31.8mm
 
Steerer height:42mm
 
Angle:84 / 6 Degree
 
Diameter: 28.6mm(1-1/8")
 
With Titanium bolts (4 x M5*16 & 2 x M5*18)
 
Length:130mm 
 
Weight:approx.118g
 
For Road / MTB /E-Bike etc.use