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The air hydraulic system Suspension can provide sufficient pressure, achieve better riding experience. The suspension seat post with built-in coil springs and shock-absorbing rubber absorbs the bumps and vibrations on the road and thus ensures a comfortable driving experience.



6mm. Insert: 150mm. Lighter compared with other standard dropper seatposts. Travel: 125mm. Length: 396mm. Very reliable. Package includes seatpost, Cable, Remote Lever, Cable Hose.

Laser engraving technology: using laser engraving technology, the seat post is not only to make beautiful, but also of high quality. Every detail is carefully designed. After using this sleeve, the seat tube can be used for bike with smaller diameter tube.
Lifting seat tube: the mountain bike seat post is convenient to use and meet your riding needs. Seat post sleeve: the unisex's suspension seatpostwith 309mm diameter can be used for bike using 31. 6mm diameter tube after installing the conversion sleeve. Seal ring design: with seal ring design, the seat post is waterproof and dust-proof.

1. Tranz-X
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Tranz-X Jump Seat Cable-Less Dropper Post 31.6mm, 100mm
#adTranz-X #ad - Infinitely adjustable — seat height can be set anywhere in range. Warranty: 2-years. Travel: 100mm. Simple operation — just pull the lever and sit to adjust seat height. Easy installation, no cables or housing.More information #ad
Brand | Tranz-X #ad |
Manufacturer | TranzX #ad |
Part Number | JumpSeatParent |
More information #ad
2. YIJU
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30.9x395mm, YIJU 30.9/31.6mm MTB Mountain Bike Seatpost Dropper Seat Post, Internal Cable Routing
#adYIJU #ad - Easy installation- remote lever, housing components, cable, manual instructions included for convenient mounting!. High quality aluminum alloy material, exquisite workmanship, frosted surface, nice touch feeling.More information #ad
Internal cable routing dropper remote control seatpost with 100/125mm travel and Self-Contained Hydraulic Cartridge for smooth lifting and dropping. Fits for most road, moutain bikes, AM, DH, FR, XC bicycle and etc. Ultra light design won't add more burden to your bike.Brand | YIJU #ad |
Manufacturer | YIJU #ad |
Part Number | f5171cf7aeb7209181ec12f0cd1c7eb4 |
More information #ad
3. FTFDTMY
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FTFDTMY 30.9/31.6mm Coast Suspension Dropper Seat Post with Air Hydraulic System Suspension,MTB Mountain Bike Seatposts
#adFTFDTMY #ad - Seal ring isolates it from dust, water and prevents oil leakage efficiently. High quality aluminum alloy construction, strong, durable and corrosion-resistant.The air hydraulic system Suspension can provide sufficient pressure, achieve better riding experience. The suspension seat post with built-in coil springs and shock-absorbing rubber absorbs the bumps and vibrations on the road and thus ensures a comfortable driving experience.
More information #ad
Demension:diameter 309mm/31. 6mm, length external routing 375mm/internal routing 400mm, Cable Length 1700mm. Clamp angle adjustable: saddle clamp angle can adjust in -5 degree to +18 degree, Suspension Travel 100m, Suitable for riders weighing up to about 180 kg.Brand | FTFDTMY #ad |
Manufacturer | FTFDTMY #ad |
Part Number | FTFDTMY-GHY436 |
More information #ad
4. Kindshock
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Dropper Seatpost, 31.6mm, Offset: 0mm, Black, Kindshock eTen i, Travel: 125mm, Remote: No Remote, 440mm
#adKindshock #ad - Sport type: Cycling. Eten-i uses the same head and cartridge as the Eten Remote but moves the cable interface to the bottom of the post for compatibility with frames accommodating internally routed cables.More information #ad
Eten-i rounds out the lower end of the ks internally routed dropper post spectrum with a post that is perfect for new riders just getting used to the idea of on-the-fly seat height adjustment or more experienced riders looking for a value-priced solution.Brand | Kindshock #ad |
Manufacturer | Kind Shock #ad |
Height | 1.24 Inches |
Length | 17.32 Inches |
Weight | 2 Pounds |
Width | 1.24 Inches |
Part Number | C229-125-31.6 |
Model | C229-125-31.6 |
Warranty | Manufacturers |
More information #ad
5. MGCD
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MGCD MTB Bike Suspension Seatpost,Wireless Hand Control Bicycle Seat Post,30.9mm/31.6mm Hydraulic Dropper Seatpost for Road BMX Color : 31.6400mm
#adMGCD #ad - Wrong size will not work and will cause return. Clamp angle adjustable-saddle clamp angle can adjust in -5 degree to +18 degree. Material-made of 6061 Alloy material, wear resistant, sturdy and corrosion resistance. Take out your current seatpost, the diameter marked on it’s lower area.More information #ad
Pay attention-choose correct diameter size. Adjustable dropper seatpost-Hand Control Manual Lever wireless Hydraulic Bicycle seat post 100mm Travel. Ergonomic design-fine workmanship, good performance, the suspension seat tube can provide good usage experience. Clamp offset 14mm.Brand | MGCD #ad |
Manufacturer | MGCD #ad |
Weight | 1.54 Pounds |
Part Number | MGCD |
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6. Venzo
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Internal Routing, Venzo Repacked Mountain Bike Dropper Post Seatpost Remote 31.6mm x 396mm Travel 125mm
#adVenzo #ad - Insert: 100mm. Reliable: precisely machined cartridge with fully sealed air and oil. Remote adjustment control. Max. Min. Fit seat tube Diameter: 31.6mm. Insert: 150mm. Lighter compared with other standard dropper seatposts. Travel: 125mm. Length: 396mm. Very reliable. Package includes seatpost, Cable, Remote Lever, Cable Hose.
More information #ad
Order now, worry free! we're so confident about our product quality that we can provide 3-year warranty! Made in Taiwan. Service is not needed on this dropper. Service free: as the cartridge is fully sealed. Light: weight : 577g=1. 27lbs only. Internal cable routing: universal remote lever.Brand | Venzo #ad |
Manufacturer | Venzo #ad |
Height | 3.15 Inches |
Length | 19.29 Inches |
Weight | 0.9 Kilograms |
Width | 3.54 Inches |
Part Number | VZ-SCSP-02-316 |
More information #ad
7. Huanxin
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Bike,30.9mm, Bike Seatpost Diameter 30.9/31.6Mm Hydraulic Dropper Lift Aluminium Seat Post Height Adjustable for MTB
#adHuanxin #ad - It also prevents the oil inside from leakage. It uses integrated CNC molding technology and has with polished wire drawing treatment. The diameter of the seat post can only be changed from large to small.Laser engraving technology: using laser engraving technology, the seat post is not only to make beautiful, but also of high quality. Every detail is carefully designed. After using this sleeve, the seat tube can be used for bike with smaller diameter tube.
More information #ad
High-strength material: the seat post is made of 6070-T6 aluminum alloy, high-strength material. The seal ring effectively keep the inside of tube clean and prevent the rain, cement, sand and dust from entering. Lifting seat tube: the mountain bike seat post is convenient to use and meet your riding needs. Seat post sleeve: the unisex's suspension seatpostwith 309mm diameter can be used for bike using 31. 6mm diameter tube after installing the conversion sleeve. Seal ring design: with seal ring design, the seat post is waterproof and dust-proof.
Brand | Huanxin #ad |
Manufacturer | huanxin #ad |
Part Number | 223-633-215 |
More information #ad
8. PRO
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31.6mm/150mm Travel, PRO Koryak Dropper Seatpost, External Black
#adPRO #ad - Diameter: 31. 6mm. Length: 400mm. Travel: 70mm, 150mm. Material: 7050 aluminum alloy. Offset: 0mm.More information #ad
Brand | PRO #ad |
Manufacturer | PRO #ad |
Height | 3 Inches |
Length | 23 Inches |
Weight | 0.9 Pounds |
Width | 4 Inches |
Part Number | PRSP0228 |
Model | PRO |
More information #ad