Auction Ace® and PowerBuyers® by Data Refinery® is here to help you find the most desirable collectible and vintage treasures on eBay®, while avoiding tens of millions of common and newly manufactured mass-market items. You have discovered a favorite tool of major collectors, art dealers, and museums worldwide!
When you click on links to various merchants on this site & make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
NEW PARLEE Carbon Fiber Seat Post 31.6mm 0mm Offset MSRP $350
22 watchers
1 week 13 hours
$10
Thomson Masterpiece Setback Bike Bicycle Seatpost 27.2 x 330mm Silver
22 watchers
1 week 12 hours
$26
Rock Shocks Reverb A2 Dropper Seat Post 355MM length 31.6 diameter 100mm travel
13 watchers
7 hours 42 minutes
$2
NEW RockShox Reverb AXS Dropper Seatpost 30.9mm 125mm AXS Remote Accessories
12 watchers
12 hours 57 minutes
$455
Ergon CF Allroad Pro Carbon Seatpost 27.2 diameter/25mm setback/Length 345mm
12 watchers
1 day 12 hours
$150
RockShox Reverb AXS Dropper Seat post 30.9mm 170mm Black AXS Remote A1
12 watchers
2 days 4 hours
$430
Fox Transfer Performance Elite Dropper 31.6x175 mm Seatpost
11 watchers
4 hours 51 minutes
$50
Old School Pink GT BMX Freestyle Lay Back Seat Post 22.2 Pre Stamp Pro Performer
11 watchers
7 hours 19 minutes
$116
NOS Dyno Drainpipe Bmx Seat post Fit Gt Robinson Powerlite Haro Redline Dk
10 watchers
2 days 10 hours
$2
BARELY USED! 1 ride! Thomson 26.8mm straight seatpost 330mm black EXC. Cond.
10 watchers
4 days 7 hours
$19
Carbon Seatpost 27.2mm X 300mm Carbon/Aluminum Cannondale Road/Mountain Bike
10 watchers
3 days 11 hours
$26
Ritchey WCS Carbon Flexlogic Link Bicycle Seatpost Matte UD 30.9 x 400mm
9 watchers
3 days 9 hours
$12
Old School BMX Flite Seat & Seatpost CRMO 22.2mm Chrome GT Decal Dyno Vintage
8 watchers
1 week 1 hour
$3
KS Lev Integra Dropper Seatpost 30.9/330mm 100mm Travel Internal MTB
7 watchers
15 hours 17 minutes
$54
Campagnolo Nuove Super Record Fluted Polished Seatpost 25.0mm / NOS in box
5 watchers
6 days 3 hours
$10