Shimano RX100 short cage rear Derailleur – Cycloan Education And Restorative Approaches
New-Old-Stock Shimano RX100 (First Generation) Front Derailleur...28.6 mm Clamp | eBay
Shimano RX100 3x9v dérailleur avant vélo de course occasion
Vintage Shimano - RX100 rear derailleur on the vintage Shimano service bench. These are basically identical to 105 1055 apart from the polished finish. | Facebook
VeloBase.com - Component: Shimano RD-A550, RX100
Shimano RX-100 Front Derailleur Double FD-A551 | eBay