Tern Rear Derailleur Adapter | Propel Electric Bikes
Origin8 Braze-On Front Derailleur Adapter - Portland Bike Shop | River City Bicycles
Venzo Bike Bicycle Adjustable Braze-on Front Derailleur Adapter Clamp 31.8mm - Walmart.com
Venzo Road or Mountain Bike Bicycle Adjustable Braze On Front Derailleur Adapter Clamp 28.6mm, 31.8mm or 34.9mm - Compatible with Shimano Sram Black 31.8mm Ver.1
1pc Bike Rear Gear Mech Derailleur Hanger Dropout Adapter with Bolt Parts - Walmart.com
Amazon.com : Derailleur Hanger, Rear Gear Mech Bike Hooks, Universal Derailleur Hanger, Bike Gear Aluminium Alloy Mountain Bike Hook Drop Out Adapter Fits for Bikes Rear Gear Hanger Hanger Tail(Number 1) :
Front Derailleur Adapter
Alloy Front Derailleur Adapter Clamp: Silver | Omni Racer
Folding Bike Front Derailleur Adapter | Litepro Front Derailleur - Jp8 Faa083 Folding - Aliexpress
Front Derailleur Clamp Adapter 28.6mm 29.6mm 31.8mm 34.9mm Braze on Degree For JAVA Minivelo Road Bike Folding Bike 2 Speed - AliExpress
Origin8 Direct Mount Front Derailleur Clamp Adapter 34.9 - Blue Sky Cycling
CL-FD Front Derailleur Adapter Braze-On to Clamp 28.6mm | eBay