![Amazon.com : Teyssor Bicycle Seat Post 25.4/27.2/28.6/30.9/31.6mm Bike Seatpost 400mm Adjustable for MTB BMX Road Bike Mountain Bikes : Sports & Outdoors Amazon.com : Teyssor Bicycle Seat Post 25.4/27.2/28.6/30.9/31.6mm Bike Seatpost 400mm Adjustable for MTB BMX Road Bike Mountain Bikes : Sports & Outdoors](https://m.media-amazon.com/images/I/514QMFeo3RL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : Teyssor Bicycle Seat Post 25.4/27.2/28.6/30.9/31.6mm Bike Seatpost 400mm Adjustable for MTB BMX Road Bike Mountain Bikes : Sports & Outdoors
![Cannondale HollowGram SAVE Carbon Seatpost (Black) (27.2mm) (400mm) (15mm Offset) - Performance Bicycle Cannondale HollowGram SAVE Carbon Seatpost (Black) (27.2mm) (400mm) (15mm Offset) - Performance Bicycle](https://images.performancebike.com/cdn-cgi/image/f=auto,width=950/images/large/bikes/cannondale/cp2700u1040_1.jpg)
Cannondale HollowGram SAVE Carbon Seatpost (Black) (27.2mm) (400mm) (15mm Offset) - Performance Bicycle
![Cannondale HollowGram SAVE Carbon Seatpost w/ Accessory Mount (Black) (27.2mm) (400mm) (15mm Offset) - Performance Bicycle Cannondale HollowGram SAVE Carbon Seatpost w/ Accessory Mount (Black) (27.2mm) (400mm) (15mm Offset) - Performance Bicycle](https://images.performancebike.com/cdn-cgi/image/f=auto,width=950/images/large/bikes/cannondale/cp2202u1040_1.jpg)
Cannondale HollowGram SAVE Carbon Seatpost w/ Accessory Mount (Black) (27.2mm) (400mm) (15mm Offset) - Performance Bicycle
![I learned how to work the lights one the seatpost for the Cannondale Bad Boy 1 and 2 - see comment : r/bicycling I learned how to work the lights one the seatpost for the Cannondale Bad Boy 1 and 2 - see comment : r/bicycling](https://preview.redd.it/x41by9cy7sk71.jpg?width=3024&format=pjpg&auto=webp&s=3e8e877d97dd72557bb19521c7b1db301e344f70)
I learned how to work the lights one the seatpost for the Cannondale Bad Boy 1 and 2 - see comment : r/bicycling
![Cannondale got the seatpost clamp right - no angle slip here. 2017 Cannondale CAADX Apex cyclocross bike. © Cyclocross Magazine - Cyclocross Magazine - Cyclocross and Gravel News, Races, Bikes, Media Cannondale got the seatpost clamp right - no angle slip here. 2017 Cannondale CAADX Apex cyclocross bike. © Cyclocross Magazine - Cyclocross Magazine - Cyclocross and Gravel News, Races, Bikes, Media](https://www.cxmagazine.com/wp-content/uploads/2016/12/2017-cannondale-caadx-cyclocross-apex-img_4847-cxmagazine-ay-web_1.jpg)