Suitable for BIRDY One-piece Forming Stem
((19 degree ; w/31.8mm barbore))
Material : 6061T651
Screw : SUS (Stainless)
Production method : Extrusion die & CNC Machined
Weight : 44g
Can be stable in riding and be a perfect position in folding.
The rubbers used in the interior with dampening effect. To keep the bottle stable in riding.Before bike folding, it is necessary to slide the bottle klick forward and rotate it 90 degrees to the right. When the front stem is fully folded, it will not injure the frame.