This looks pretty much like the first mountain bike I had somewhen late 80s early 90s. Kettler Aluminum Rad | Vintage mountain bike, Mountain biking, Bike
QUADRIGA DUO CX12 FS SUV | KETTLER Alu-Rad | Spezifikationen
KETTLER QUADRIGA TOWN & COUNTRY COMP C2 review | E-MOUNTAINBIKE Magazine
Kettler Profi Bicycle Repair Stand | Bike Accessories | Sports & Outdoors | Shop The Exchange
2020 Kettler Quadriga Duo CX 12 FS for sale. - Bicycle, E-Bike, Accessories: New & Used - TCS velocorner.ch
Kettler Alurad Retro Mountainbike | Kaufen auf Ricardo