Shimano GRX FD-RX820 Front Derailleur 2x12-Speed Brand_Spyder No Puncture Hassle has been

No Puncture Hassle has been designed to be left inside the tyre

Wax-based lubricants are an efficient and clean way to lubricate bicycle chains

Speed and grip without compromise

Chainring combination 28T

Shimano GRX FD-RX820 Front Derailleur 2x12-Speed Brand_Spyder No Puncture Hassle has beenSHIMANO GRX Front Derailleur 2x12 speed FD RX820 NEW Lighter front shifting operation and easier setup for mixed terrain riding The SHIMANO GRX RX 820 F front derailleur offers lighter front shifting operation and easier setup thanks to its toggle link construction and integrated cable tensioner. Features include a 2. 5 mm outboard chain line design that provides wider tire clearance for mixed terrain riding, and it accommodates a 17T front chainring