PNA rear derailleur guard

Rear derail protection P&A allows to protect its rear derailleur from shocks and impacts.
He's very convenient for bicycles not equipped with crutches placed on the ground negligently on the right side (the side of the derailleur).
It attaches to the wheel hub.

Detailed P&A Rear Derail Protection Specifications:

• Colours : Black
• Fixing: Rear hub