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30.9 mm Seatposts
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NONE Bicycle Seat post Carbon offset 5/25mm Lightweight 150g 27.2/25.4/30.9/31.6mm Road/MTB Bike Seatpost Master Series 1005010194912605
Bicycle Seat post Carbon offset 5/25mm Lightweight 150g 27.2/25.4/30.9/31.6mm Road/MTB Bike Seatpost Master Series
£31.89
Shipping: Free
AliExpress UK
Ritchey WCS Carbon Link Flexlogic Seatpost: UD MATTE 400MM X 30.9MM RT41056117028
Ritchey WCS Carbon Link Flexlogic Seatpost: UD MATTE 400MM X 30.9MM, Sporting Goods > Cycling > Bike Components & Parts > Other Bike Components & Parts
£204.29
Shipping: Free
eBay - woollyhatshop
Ritchey Bicycle WCS Carbon Link Flexlogic Seatpost UD Matt - 400 MM X 30.9 MM RT41056117028
Ritchey Bicycle WCS Carbon Link Flexlogic Seatpost UD Matt - 400 MM X 30.9 MM, Sporting Goods > Cycling > Bike Components & Parts > Seatposts
£204.29
Shipping: Free
eBay - moto-central
Ritchey WCS Carbon Link Flexlogic Seatpost: UD Matte 400mm x 30.9mm B01NBI641N
The WCS Carbon LINK FlexLogic post brings more compliance, increased versatility, and a lighter weight to the legendary Ritchey Two-Bolt seatpost system design. This post has a 15mm offset, and the patented LINK clamp is reversable and fits all standard saddle rail designs. The carbon layup used for the Carbon LINK FlexLogic was originally developed for top-level Pro Tour teams and is 15% more vertically compliant than other layups, with no loss of lateral or torsional stiffness – perfect for racing in the Alps during the Tour de France or riding along your local gravel roads. Diameter: 27.2, 30.9, 31.6mm. Total length: 300, 350, 400mm (including 100mm of minimum insert).
£185.47
Shipping: Free
Amazon
Ritchey Bicycle WCS Carbon Link Flexlogic Seatpost UD Matt - 400 MM X 30.9 MM RT41056117028
Ritchey Bicycle WCS Carbon Link Flexlogic Seatpost UD Matt - 400 MM X 30.9 MM, Sporting Goods > Cycling > Bike Components & Parts > Seatposts
£204.29
Shipping: Free
eBay - throttle-chimp-uk
NONE 8-Shape Titanium Seatpost, 27.2mm/30.9mm/31.8mm for Gravel Road/MTB Bicycle Folding Bike 1005005445646300
8-Shape Titanium Seatpost, 27.2mm/30.9mm/31.8mm for Gravel Road/MTB Bicycle Folding Bike
£67.39
Shipping: £2.02
AliExpress UK
NONE Mtb Dropper Seatpost 27.2mm/30.9mm31.6mm Hydraulic Height Adjustable Road Bike Seat Post Mountain Bicycle Seat Tube 1005012231785686
Mtb Dropper Seatpost 27.2mm/30.9mm31.6mm Hydraulic Height Adjustable Road Bike Seat Post Mountain Bicycle Seat Tube
£80.99
Shipping: Free
AliExpress UK
Ritchey WCS Carbon Zero Seatpost: UD Matte 400mm x 30.9mm 6908376
The redesigned Zero post offers no-slip saddle engagement and high adjustability by securing the rails with fore and aft bolts. Whether you're hitting rough singletrack or remounting in a hurry, this ensures the saddle stays exactly where you want it. Diameter: 27.2, 30.9, 31.6mm. Total length: 400mm (including 100mm of minimum insert). Offset: zero. Saddle clamp: 2-bolt fore/aft. Saddle clamp torque: 7Nm (max).
£149.99
Shipping: Free
Amazon
Ritchey Comp Carbon Zero Seatpost: UD MATTE 400MM X 30.9MM RT41036117010
Ritchey Comp Carbon Zero Seatpost: UD MATTE 400MM X 30.9MM, Sporting Goods > Cycling > Bike Components & Parts > Other Bike Components & Parts
£92.46
Shipping: Free
eBay - woollyhatshop
SR Suntour SP12 NCX Suspension Seatpost with Cover (30.9mm x 350mm), Size 30.9 " B07GTCB51T
30.9mm x 350mm, PLEASE DOUBLE CHECK YOUR SEAT TUBE SIZE BEFORE PLACING ORDER. Travel: 50mm Length: 350mm (Maximum extension of 300mm height) Suggested rider weight: 60-100kg If your seat tube diameter is 27.2mm or 31.6mm, please search for other product listings from our store front page.
£108.68
Shipping: £11.08
Amazon Marketplace - Amazon US
Crankbrothers Highline 11 Dropper Seat Post, 150mm Travel, Size 30.9mm 6311155
The Highline 11 combines Carbon Fiber Titanium hardware and 7075-T6 aluminium body combined with the tried-and-trusted hydraulic IFP cartridge system The post maintains all of your favorite elements such as infinite adjustment and a reliable hydraulic IFP Min/Max Insertion length 100/265mm. Total post length 467mm. Min/Max Extended length 202/340mm Travel : 150mm Weight 477g
£356.60
Shipping: Free
Amazon
Ritchey Classic Zero Seatpost: Silver 400mm x 30.9mm B0BMQFFGZC
Now available with the iconic high-polish silver finish, the Ritchey Classic Zero seatpost features the same Zero post head and zero setback as the original Zero post. Inspired by life, built to last and providing a classy aesthetic, the Classic Zero offers no-slip saddle engagement and high adjustability by securing the rails with fore and aft bolts. Whether you're cruising along rough gravel roads, remounting after running a section of slop on the 'cross course, ripping some sublime singletrack or out on an epic road ride, the Classic Zero seatpost keeps your saddle exactly where you want it. Diameter: 27.2, 30.9, 31.6mm. Total length: 350, 400mm (including 100mm of minimum insert).
£58.32
Shipping: Free
Amazon
LINGMAI Internal Remote Control Dropper Seatpost, 27.2/30.9/31.6mm x 125mm Height Adjustable MTB Post, Smooth Hydraulic Bicycle Seatpost 1005011868451911
Internal Remote Control Dropper Seatpost, 27.2/30.9/31.6mm x 125mm Height Adjustable MTB Post, Smooth Hydraulic Bicycle Seatpost
£53.19
Shipping: Free
AliExpress UK
Ritchey Cycle Bicycle Bike WCS Carbon Zero Seatpost UD Matt - 400 MM X 30.9 MM RT41056117040
Ritchey Cycle Bicycle Bike WCS Carbon Zero Seatpost UD Matt - 400 MM X 30.9 MM, Sporting Goods > Cycling > Bike Components & Parts > Seatposts
£158.99
Shipping: Free
eBay - throttle-chimp-uk
Ritchey Comp Zero Seatpost: BB Black 400mm x 30.9mm 9584115
The redesigned Zero post offers no-slip saddle engagement and high adjustability by securing the rails with fore and aft bolts. Whether you're hitting rough singletrack or remounting in a hurry, this ensures the saddle stays exactly where you want it. Diameter: 27.2, 30.9, 31.6mm. Total length: 400mm (including 100mm of minimum insert). Offset: zero. Saddle clamp: 2-bolt fore/aft. Saddle clamp torque: 7Nm (max).
£50.99
Shipping: Free
Amazon
Crankbrothers Highline 11 Dropper Seat Post, 125mm Travel, Size 30.9mm 641300164834
Crankbrothers Highline 11 Dropper Seat Post, 125mm Travel, Size 30.9mm, Sporting Goods > Cycling > Bike Components & Parts > Seatposts
£365.14
Shipping: Free
eBay - rarewaves-outlet
Crankbrothers Highline 11 Dropper Seat Post, 170mm Travel, Size 30.9mm 6311157
The Highline 11 combines Carbon Fiber Titanium hardware and 7075-T6 aluminium body combined with the tried-and-trusted hydraulic IFP cartridge system The post maintains all of your favorite elements such as infinite adjustment and a reliable hydraulic IFP Min/Max Insertion length 100/285mm. Total post length 507mm. Min/Max Extended length 222/380mm Travel : 170mm Weight 501g
£338.13
Shipping: Free
Amazon
Crankbrothers Highline 11 Dropper Seat Post, 100mm Travel, Size 30.9mm 641300164810
Crankbrothers Highline 11 Dropper Seat Post, 100mm Travel, Size 30.9mm, Sporting Goods > Cycling > Bike Components & Parts > Seatposts
£365.14
Shipping: Free
eBay - rarewaves-outlet
Crankbrothers Highline 11 Dropper Seat Post, 60mm Travel, Size 30.9mm 6311150
The Highline 11 combines Carbon Fiber Titanium hardware and 7075-T6 aluminium body combined with the tried-and-trusted hydraulic IFP cartridge system The post maintains all of your favorite elements such as infinite adjustment and a reliable hydraulic IFP Min/Max Insertion length 100/305mm. Total post length 419mm. Min/Max Extended length 114/292mm Travel : 60mm Weight 437g
£371.82
Shipping: Free
Amazon
Crankbrothers Highline 11 Dropper Seat Post, 125mm Travel, Size 30.9mm 13930829
The Highline 11 combines Carbon Fiber Titanium hardware and 7075-T6 aluminium body combined with the tried-and-trusted hydraulic IFP cartridge system The post maintains all of your favorite elements such as infinite adjustment and a reliable hydraulic IFP Min/Max Insertion length 100/240mm. Total post length 417mm. Min/Max Extended length 175/290mm Travel : 125mm Weight 443g
£322.98
Shipping: Free
Amazon
Shimano Deore DX Seatpost 26.8 330mm NOS
Shimano Deore DX Seatpost 26.8 330mm NOS, Sporting Goods > Cycling > Bike Components & Parts > Seatposts
£95.00
Shipping: £3.55
eBay - junky79
Ritchey Seatposts Classic 2-bolt Seatpost, Silver, 27.2 mm x 350 UK RT41075457004
The proven 2-bolt design on this classic provides a class-leading balance between strength, weight and adjustability. The two-bolt design is easy to adjust and holds tight. Its low profile clamp reduces stress on lightweight rails and won't bottom out, and the bolts are oriented to the axis of the rails for greatest contact area with the saddle. The Classic also features Ritchey's 'Classic' high-polish silver finish. Diameter: 27.2, 30.9, 31.6mm. Total length: 350, 400mm (including 100mm of minimum insert).
£59.99
Shipping: Free
Amazon
Ritchey Comp Carbon 2-Bolt Seatpost: UD Matte 400mm x 31.6mm B07VXKDFRL
A high-performance carbon post at entry level alloy pricing. 2-Bolt clamp is extra secure and easy to install. Diameter: 27.2, 31.6mm. Total length: 350, 400mm (including 100mm of minimum insert). Offset: 25mm. Saddle clamp: standard. Saddle clamp torque: 13Nm (max).
£72.99
Shipping: Free
Amazon
Ritchey Comp Carbon 2-Bolt Seatpost: UD Matte 400mm x 27.2mm B07VWKY5MF
A high-performance carbon post at entry level alloy pricing. 2-Bolt clamp is extra secure and easy to install. Diameter: 27.2, 31.6mm. Total length: 350, 400mm (including 100mm of minimum insert). Offset: 25mm. Saddle clamp: standard. Saddle clamp torque: 13Nm (max).
£77.99
Shipping: Free
Amazon
Ritchey Comp 2-Bolt Seatpost: BB Black 400mm x 31.6mm B07VCGWT55
Proven 2-bolt design provides a class-leading balance between strength, weight and easy adjustability. Low-profile clamp reduces stress on lightweight rails and won't bottom out. Diameter: 26.8, 27.0, 27.2, 30.9, 31.4, 31.6mm. Total length: 300, 350, 400mm (including 100mm of minimum insert) Offset: 25mm. Saddle clamp: standard. Saddle clamp torque: 13Nm (max).
£42.99
Shipping: Free
Amazon
Ritchey Comp Carbon 2-Bolt Seatpost: UD MATTE 400MM X 27.2MM RT41036117007
Ritchey Comp Carbon 2-Bolt Seatpost: UD MATTE 400MM X 27.2MM, Sporting Goods > Cycling > Bike Components & Parts > Other Bike Components & Parts
£92.46
Shipping: Free
eBay - woollyhatshop
Ritchey Comp 2-Bolt Seatpost: BB Black 400mm x 31.4mm B07ZZMNSTG
Proven 2-bolt design provides a class-leading balance between strength, weight and easy adjustability. Low-profile clamp reduces stress on lightweight rails and won't bottom out. Diameter: 26.8, 27.0, 27.2, 30.9, 31.4, 31.6mm. Total length: 300, 350, 400mm (including 100mm of minimum insert) Offset: 25mm. Saddle clamp: standard. Saddle clamp torque: 13Nm (max).
£43.87
Shipping: Free
Amazon
Ritchey Comp Carbon 2-Bolt Seatpost: UD Matte 350mm x 31.6mm 10862545
A high-performance carbon post at entry level alloy pricing. 2-Bolt clamp is extra secure and easy to install. Diameter: 27.2, 31.6mm. Total length: 350, 400mm (including 100mm of minimum insert). Offset: 25mm. Saddle clamp: standard. Saddle clamp torque: 13Nm (max).
£84.99
Shipping: Free
Amazon
BBB TopPost Seat Post 400mm 15mm Offset Black BSP-15 BSP15
BBB TopPost Seat Post 400mm 15mm Offset Black BSP-15, Sporting Goods > Cycling > Bike Components & Parts > Seatposts
£29.99
Shipping: Free
eBay - wind_wave
Ritchey Comp Carbon 2-Bolt Seatpost: UD MATTE 400MM X 31.6MM RT41036117008
Ritchey Comp Carbon 2-Bolt Seatpost: UD MATTE 400MM X 31.6MM, Sporting Goods > Cycling > Bike Components & Parts > Other Bike Components & Parts
£92.46
Shipping: Free
eBay - woollyhatshop
BBB TopPost Seat Post 400mm 15mm Offset Black BSP-15 BSP-15BLK
BBB TopPost Seat Post 400mm 15mm Offset Black BSP-15, Sporting Goods > Cycling > Bike Components & Parts > Seatposts
£29.99
Shipping: Free
eBay - wind_wave
NONE X-fusion Manic MTB Dropper Seatpost 31.6MM 361MM 125mm Internel Cable Dropper Seatpost For Mountain Bike Gravel Seatpost 1005008077513038
X-fusion Manic MTB Dropper Seatpost 31.6MM 361MM 125mm Internel Cable Dropper Seatpost For Mountain Bike Gravel Seatpost
£126.19
Shipping: Free
AliExpress UK
Unbranded Mountain Bike Carbon SeatPost 31.6 X 400Mm Offset 20Mm Road Bike Seatpost Carbon Fiber Seatpost
100% new and high quality. High strength carbon fiber material, lightweight design, anti- groove process on the surface, fine workmanship and...
£51.32
Shipping: Free
OnBuy
NONE 1Set Bicycle Metal Seatpost Universal 8mm Diameter Clamping Binder Screw Bolt Adjustment Length 15-25mm Vintage Style Scenario 1005002083901215
1Set Bicycle Metal Seatpost Universal 8mm Diameter Clamping Binder Screw Bolt Adjustment Length 15-25mm Vintage Style Scenario
£3.05
Shipping: £3.20
AliExpress UK
Ritchey WCS Carbon 1-Bolt Seatpost 350mm / 27.2mm - Black 41056117021
Ritchey WCS Carbon 1-Bolt Seatpost 350mm / 27.2mm - Black, Sporting Goods > Cycling > Bike Components & Parts > Seatposts
£193.95
Shipping: Free
eBay - drovercyclesonline
Ritchey wcs 1-bolt seatpost: blatte 350mm x 27.2mm RT41055427021
Ritchey wcs 1-bolt seatpost: blatte 350mm x 27.2mm, Sporting Goods > Cycling > Bike Components & Parts > Seatposts
£89.56
Shipping: Free
eBay - woollyhatshop
Ritchey WCS Carbon Zero Seatpost: UD Matte 400mm x 27.2mm 6908375
The redesigned Zero post offers no-slip saddle engagement and high adjustability by securing the rails with fore and aft bolts. Whether you're hitting rough singletrack or remounting in a hurry, this ensures the saddle stays exactly where you want it. Diameter: 27.2, 30.9, 31.6mm. Total length: 400mm (including 100mm of minimum insert). Offset: zero. Saddle clamp: 2-bolt fore/aft. Saddle clamp torque: 7Nm (max).
£135.99
Shipping: Free
Amazon
Unbranded Mountain Bike Carbon SeatPost 31.6 X 350Mm Offset 20Mm Road Bike Seatpost Carbon Fiber Seatpost
100% new and high quality. High strength carbon fiber material, lightweight design, anti- groove process on the surface, fine workmanship and...
£72.66
Shipping: Free
OnBuy
Ritchey WCS Carbon Zero Seatpost: UD Matte 400mm x 27.2mm 6908375
The redesigned Zero post offers no-slip saddle engagement and high adjustability by securing the rails with fore and aft bolts. Whether you're hitting rough singletrack or remounting in a hurry, this ensures the saddle stays exactly where you want it. Diameter: 27.2, 30.9, 31.6mm. Total length: 400mm (including 100mm of minimum insert). Offset: zero. Saddle clamp: 2-bolt fore/aft. Saddle clamp torque: 7Nm (max).
£151.99
Shipping: Free
Amazon Marketplace - TradeINN
Ritchey Comp 2-Bolt Seatpost: BB Black 300mm x 26.8mm B07ZZM2V3Z
Proven 2-bolt design provides a class-leading balance between strength, weight and easy adjustability. Low-profile clamp reduces stress on lightweight rails and won't bottom out. Diameter: 26.8, 27.0, 27.2, 30.9, 31.4, 31.6mm. Total length: 300, 350, 400mm (including 100mm of minimum insert) Offset: 25mm. Saddle clamp: standard. Saddle clamp torque: 13Nm (max).
£47.52
Shipping: Free
Amazon
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