Best Aluminum Bike Seat

GANOPPER Seatpost Shim 25.4 to 31.6mm Mountain Bike Seat Post Adapter 31.6 MTB Reducer Alloy Aluminum Bicycle Accessory

Size: 25.4 to 31.6 seatpost shims. Length: 100mm..
Feature:(1) Apply this bike post shim,25.4 ID Seat Post can be Switched as 31.6mm MTB Seat Post.(2) You can also select it as handlebar shim (25.4 to 31.8 shim).
Material: bicycle Seatpost Shim is made of high quality 6061 aluminum alloy, CNC machining CD texture surface ,anti-rust and durable.
Tips: Please check your bike frame seat tube outside diameter. Measure the inside diameter of your old clamp. Or measure the outside diameter of your seat tube (on your bike frame). Then make a right choice. - - -Because of hollow design，In the process of transportation are squeezed may be out of shape，Please kindly exchange one.
Application: Bicycle Seatpost reducer matches well with most bicycles, such as MTB ,BMX ,mountain bike, road bike,and more, you can easily adjust the diameter of the bicycle seat post, eliminating the trouble of repurchasing the bike seatpost..

1. WIDE APPLICATION: Quick release bike seat post clamp of Ergonomic design, more comfortable and efficient seatpost clamps are being loved by more cyclists. Bicycle quick release seatclamp is suitable for road bike,MTB, folding bike and so on..
2. PREMIUM MATERIAL: The bike seat post clamp is made of aluminum alloy, although the weight is only 40 grams, it is lightweight and durable, and colorfast surface, great anti-corrosion..
3. EASY TO INSTALLATION: Aluminium alloy bicycle seatpost clamp It's easy to install and use, it's no need any tool to install, and make adjusting seatpost height a breeze. Bike seat post clamp is a great accessory for any style of bike..
4. COMPATIBLE SIZE: Seat post clamp diameter is 31.8mm, it fit for out diameter 27.2mm and 28.6mm bicycle seat post..
5. MEASURE LOCATION: Before purchasing a seatpost clamp, you need to confirm the seat post size, and then select the appropriate size seatpost clamp according to the out diameter..

【Bicycle Rear Seat Product specifications】Shelf for back of bike length 21.65 inches, Width 5.7 inches.
Width 5.7 inches (Seat Tube Diameter: 0.85-1.3"/2.2-3.3 cm) adjustable for kinds of bikes. It is perfect for use with panniers, backpacks, baskets, and more!.
【High-quality materials】Design with high quality aluminum alloy and quick release. Fits V-brake and Disc brake bike.
For fat bike, road bike, mountain bike,etc. (Kids' bike and Trek Verve can not be used).
【Adjustable Quick Release Clamp Design】Bicycle seat post cargo rack Fits ROUND Seat Tube Diameter of 0.85 - 1.3 inches and includes Spacers/Shims (May not fit large oblong tube frames).
【Safety】Seat mount bike rack has Red rear reflector increase visibility on the night cycling to ensure your night cycling safety..
【Easy installation】Adjustable rear bike rack Frame Mounted for Heavier Top and Side Loads of up to 55 lbs. Perfect for panniers and other bags. Included Elastic Cord Helps to Hold Gear.

CONVENIENT: Operation is smooth and easy,easy to install and use, Seat clamp with extra long quick release lever for added clamping force,is great for quick and simple adjustments. .You can adjust your bike seat anytime, anywhere..
High quality material:Aluminum alloy, anti-oxidation，the finish is anodized and has somewhat of a matte appearance,durable.Lightweight,Solid,Two strong sleek retaining bolts ensure it to be double sturdy and firm..
Good Design：They have a machined out hollow lever design and a low profile sleek retaining bolt.Ergonomic design,Extended lever, more efficient and comfortable..
How to choose:Diameter 31.8mm clamp suits for Frame Seat Tube 30.2mm-32.1mm.
TIPS:Suitable for all kinds of bike,mountain bike ,folding bike,track bike,fixedgear,road bike and so on.Please double measure your outer seat post diameter to get the right size..

【High quality material】Our bicycle seat clamp is made of 6061 aluminum, light and durable, comfortable and safe..
【Widely used】Suitable for indoor and outdoor use, mountain bike, indoor bike, trail bike can be used, please confirm before ordering this bicycle seat clamp can be installed on your bike seat..
【Easy to install 】Low-cost solution, let you sit more comfortable, let you ride more smoothly, have a good mood..
【Compatible with multiple sizes】The inside diameter of the seat clamp is 31.8mm, suitable for 27.2/28.6mm sitting pipe diameter.
【Unique design】Bike clips are quick-release lock design, quick disassembly, making riding more comfortable, stable and safe..

?PREMIUM QUALITY:The seatpost is made of full CNC quality machining aluminum alloy, anti-slip, light weight and can be used for a long time..
?6 DIFFERENT SIZE:Our product have 6 different seat post tube adapter, you can choose the bicycle seat tube to the size you want..
?EASY TO INSTALL: Easy to install and remove, convenient for you to use..
?WILD RANGE OF APPLICATION:This product is used with most bicycles, for example MTB bike, mountain bike, road bike, etc..
?WARM-HEARTED TIP: Please check the outer diameter of your bicycle seat tube. Measure the inner diameter of the old clamp. Or measure the outside diameter of the seat tube. Then make the right choice..

The seatpost clamp should match the diameter of the seat tube on your frame and not the diameter of the seatpost itself..
31.8mm Seat Post Clamp fits on the out diameter 30.2mm~32.1mm bike seat post.
34.9mm Seat Post Clamp fits on the out diameter 33.5mm~35.2mm bike seat post.
6061Aluminum Alloy made, lightly and solidly QIGROP.
M5 stainless steel bolt, Tool interface: 4mm hex key.

The seatpost clamp should match the diameter of the seat tube on your frame and not the diameter of the seatpost itself.
31.8mm Seat Post Clamp fits on the out diameter 30.2mm~32.1mm bike seat post.
34.9mm Seat Post Clamp fits on the out diameter 33.5mm~35.2mm bike seat post.
6061Aluminum Alloy made, lightly and solidly.
M5 stainless steel bolt, Tool interface: 4mm hex key QIGROP.

【PAY ATTENTION】Please do measure the actual required diameter before purchasing. Saddle clamp is not included, please buy the saddle clamp separately if needed..
Thickness of the tube: 2 mm. Weight: 6.6 ounces. Color: Black..
【MATERIAL】Seatpost made of aluminum alloy, light weight and durable. Polished anodized finish, never rust..
【EASY TO INSTALL】Installation is a breeze, just unbolt your old seat and remove your seat post then bolt on your seat to your new seat post and install it into your bike frame..
【UNIVERSAL FIT】Suitable for most road bike, fixed gear bicycle, mountain bikes, downhill bike, track bike, MTB, BMX, DH, etc..