Dropper post specific cables are now a thing - MBR
Amazon.com : Fastace Dropper Post 125mm Travel MTB Dropper Seatpost 27.2/30.9/31.6mm Remote Internal External Cable Routing (Bottom Routing 27.2*440mm) : Sports & Outdoors
Tranz-x Dropper Seatpost 31.6mm X 315mm Travel 80mm External Cable Routing | Seatposts-and-canotti | Bikenos
Amazon.com : Satori PRO Road Mountain MTB Bike Bicycle Dropper Post Seat Post Remote Internal Inner Cable Routing 31.6 x 485mm Travel 150mm : Sports & Outdoors
Amazon.com : EXA Form 900i 30.9mm Hydraulic Dropper Seatpost 100mm Travel Remote Cable Control Dropper Post for Internal Routing Bike Frame(345mm Total Length)-30.9mm*345mm*100mm : Sports & Outdoors
Dropper seat post installation. Lets fix a bike #5. Specialized Epic Hardtail Carbon Dropper Post. - YouTube
How to Install a Dropper Post | Dropper Post Installation Guide
Zoom SPD-801E Bicycle Bike 31.6mm Hydraulic Remote Dropper Seat Post E – Kasen Bikes
COAST SUSPENSION DROPPER POST – PNW Components
BW USA MTB Dropper Seatpost – Internal Cable Routing - 30.9 or 31.6 | eBay
Dropper Post External Routing | 30.9 Dropper Post Lever | 31.6 Dropper Post Internal - Bicycle Seat Post - Aliexpress
Amazon.com : BW USA MTB Dropper Seatpost – Internal Cable Routing - 30.9 : Sports & Outdoors
Routing brake and shifter housing and cables | BikeGremlin
Trek Fuel EX 5 Dropper Post Easy Installation - w/o front derraileur - YouTube
PNW Coast Suspension Dropper Seatpost Review - BIKEPACKING.com
Fastace FSP-302 Dropper Post 125mm Travel MTB Dropper Seatpost 27.2/30 – fastace
How to Install a Dropper Post | Dropper Post Installation Guide
How do you internally route a dropper post cable? : r/bikewrench
Amazon.com : EXA Form 900i 30.9mm Hydraulic Dropper Seatpost 100mm Travel Remote Cable Control Dropper Post for Internal Routing Bike Frame(345mm Total Length)-30.9mm*345mm*100mm : Sports & Outdoors
Fox Transfer Factory Kashima Dropper Seatpost internal cable routing
BW USA MTB Dropper Seatpost – Internal Cable Routing - 30.9 or 31.6 | eBay
Threading cable and installing dropper seatpost // Meta TR Bike Build - YouTube
RaceFace Turbine R Dropper Seatpost: 30.9 x 505mm 175mm Travel - Inter
How to Install a Dropper Post | Dropper Post Installation Guide
