Shimano GRX FC-RX820-1 12 Speed Chainring carted With its BEAM SPIDER construction

With its BEAM SPIDER construction

12-tooth pulley wheels

For Carbon steerer tubes

Asian and narrow

the Pirelli P Zero Race 4S TLR Tubeless Tyre - Black is built to keep up

Shimano GRX FC-RX820-1 12 Speed Chainring carted With its BEAM SPIDER constructionWide array of options delivers optimal gravel gearing for variety of riders. The SHIMANO FC RX820 1 chainring balances weight savings, optimized efficiency and an array of gearing options that cater to the segmented demands of mixed terrain riding. By pairing a 10 45T or 10 51T cassette with 40T and 42T chainrings, riders can choose closer gear steps or ultimate range. Features Optimal gearing for mixed terrain riding 42T and 40T chainrings available