OUTERDO Bike Saddle Mountain Bike Seat Breathable Comfortable Bicycle Seat with Central Relief Zone and Ergonomics Design Fit for Road Bike and Mountain Bike (Black)

Specification
These aluminium quick release seat post clamps are fantastic value and light weight due to the CNC machined design.
They have a machined out hollow lever design and a low profile sleek retaining bolt, which means they are light and solidly made.
Model:MTB/fixie/road seatpost clamp
Material:alloy aluminum AL6061 T6
Color:black/red
31.8mm/34.9mm seatpost clip
31.8mm road bike bicyce seatpost clamp use for 27.2mm/28.6mm seatpost
34.9mm hollow seat tube clip use for 30.4/30.8/30.9/ 31.6mm seat tube
Use:MTB,mountain bike ,folding bike,track bike,fixedgear,road bike and so on
package includes
1xbicycle seat tube clamp

Material: Aluminum Alloy. Diameter:31.8mm and 34.9mm.Diameter refer to seat post tube diameter not the seat post.
Aluminum Quick Release Bike Seat Clamp.
strong sleek retaining bolts ensure it to be double sturdy and firm.
The "31.8", "34.9" refer to the seat post tube outer diameter not the seat post diameter!
34.9mm Bicycle Seat post clamp used for out diameter 33.5mm to 35.2mm bike frame seat tube .
Material: Aluminum Alloy. Diameter:31.8mm and 34.9mm.Diameter refer to seat post tube diameter not the seat post.
Aluminum Quick Release Bike Seat Clamp.
strong sleek retaining bolts ensure it to be double sturdy and firm.
The "31.8", "34.9" refer to the seat post tube outer diameter not the seat post diameter!
34.9mm Bicycle Seat post clamp used for out diameter 33.5mm to 35.2mm bike frame seat tube .

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