PB11 Csergezán körtúra
- Type: mtb
- Network: rcn
- Operator: Pilisi Parkerdő Zrt.
- Reference: PB11
- cycle_network: Pilis Bike
- roundtrip: yes
- source: https://parkerdo.hu/turizmus/pilis-bike/parkolj-bringazz/p-b-hideg-volgy/
Mountain bike route from the OpenStreetMap community, with statistics, an elevation profile and gpx and kml downloads.