The suitable columba folding bikes are RJ26A, SP26S. It has adjustable strap, can be carried on shoulder.
New 24" & 26 Inch Mountain Folding Bike, 21-Speed Adult bicycle Dual Suspension
Maxxis Minion DHF Exo TR 26" Folding Tyre - 26 X 2.5 WT - Tubeless Ready
24"/26" Folding Mountain Bike – Full Suspension, Disc Brakes, Lightweight Frame
Samebike LO26 Plus 26" Folding Electric Bike 250W 48V 15Ah E-Mountain Bike
