Reviews Seatpost Clamp

Bolany Bike Seat Posts Bike Suspension Seatpost 27.2 31.6 Alumium Adjustable Seatpost for MTB Road Bike Mountain Bike Fixed Bike Seatpost (red, 27.2mm)

Bike Suspension Seatpost Spring Coil Suspension & Reduce Bump Impact: Build-in spring coil and damper rubber absorb the vibration while riding, the seat post comfort your riding experience, improve the shocks and pain immediately. Rebound force adjustable by tighten or loose the bottom screw. ★Pay Attention to Choose Correct Diameter Size★ to avoid mistake and save your time. Different size is not compatible..
Rebound Force Adjustable & Clamp Angle Adjustable: You can adjust the bottom screw to change the spring rebound force fit to your weight to get best riding experience. Saddle clamp angle can adjust in -5 degree to +18 degree. 2 bolts hold the clamp, enhance safe and easy to install..
Multi Diameter & Colors: We offer 27.2mm, 31.6mm diameters. 3 different colors, black clamp – black body, red clamp -black body, silver head – silver body...
How to Choose the Size:1.Check your current seatpost diameter, size marked on lower position of the post (Need to take it out from tube to see the size mark). And buy same size from the option. 2.Measure the inside diameter of the frame tube..
Suit for most Fixed Gear bike ,Road Bike ,Mountain Bike , Universal Bikes,etc.It fit for riders weight 50kg/ 110lbs to 180kg/ 397lbs.

Inner diameter is 27.2mm/1.07inch, 4 types of outer diameter to choose.use this seatpost sleeve adapter ring, you can use 28.6mm/30.0mm/30.4mm/31.6mm seatpost on your 27.2mm bike seatpost..
Can be converted to 27.2 seatpost diameter of 30.4 or 30.8 or 31.6 diameter, just this little accessories can save money to buy a seat tube..
Material: Aluminum alloy.Inner diameter: 27.2mm/1.07inch.Outer diameter: 28.6mm/1.13inch, 30.4mm/1.20inch, 30.8mm/1.21inch, 31.6mm/1.24inch.Length: app.6cm/2.36inch.Color: Black..
Seatpost adapter shim suit for MTB bike, mountain bike, road bike etc..
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..

The seatpost clamp should match the diameter of the seat tube on your frame and not the diameter of the seatpost itself..
The M5 bolt includes spherical washer and mates with a cylindrical anchor barrel. This means that threads are always perfectly aligned, preventing binding and ensuring consistent clamping force..
Lightweight 6061 T6 aluminum, M5 stainless steel bolt with integrated washer.

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..

Thickness of the tube:0.086″(2.2mm).Bike seatpost with saddle clamp..
Material: Made of Aluminium Alloy 6061 which is durable,can last a long time..
Adjustable saddle: The seatpost saddle can be adjustble within -5 degree to 18 degree as the angle you need..
Pay Attention to Choose Correct Diameter Size: Please check your old seatpost diameter size which is marked on it,or you can measure the innner diameter of frame seat tube and then choose the same size..
Suitable for most road bike, fixed gear bicycle, mountain bikes, downhill bike, track bike, MTB, BMX, DH, etc.

Material: 6061-T6 Alloy Aluminum , Diameter : 27.2mm. Length: 350mm.
Travel: 40mm adjustable preload suspension travel. offset :14mm .Weight: Approx 490g(1.08 lbs).
Damping:Coil Spring , you can add seatpost thim(27.2~28.6/30.0/30.4/30.8/30.9/31.6/33.9) to fit different size MTB Mountain Bike.
With adjustable head, convenient to install. Standard clamp with 2-Bolt Zero Offset head clamp safety.
How to Choose the Size(3 choices):(1) Check the Original Seatpost Size Marked on the body ,choose the same size as the original one.(2) Measure the inside diameter of the frame tube(normally it is not accurate, considering Operator,measuring tool , Temperature,etc.,).(3) Inquire the bike frame seller to get the further information.

Thickness of the tube:0.08"(2 mm).Weight:10.6 ounces. Color:Black. Note: Please choose the right size of the seatpost..
PRECISE SCALE:Our bike seat post is engraved with a clear scale, which is convenient for adjusting the length of the seat post to achieve the height suitable for you..
ADJUSTABLE CLAMP: You can adjust the tilt angle of the saddle via the clamp to make the saddle achieve the best riding comfort.And easy to install, it only takes a few minutes to complete the operation..
MATERIAL:The Bicycle seatpost made of aluminum alloy,light weight and durable.Polished anodized finish,exquisite workmanship and never rust..
UNIVERSAL:Suitable for most bicycle, such as road bike,fixed gear bicycle, mountain bike, downhill bike, track bike, MTB and BMX..

Important note: real measure of the seatpost diameter is a little smaller than the number marks on it. e.g.:25.4mm one may measures about 25.0~25.2mm only.
Help to raise height of saddle, so that tall rider don't have to bent much forward.
Replacement seatpost for most bike, mountain bike, road bike, universal bikes.
Clamp is adjustable for the saddle tilt angle.