Tube material Latex

50% better wear resistance than L03A

Inspired by classic workwear

BCD Ø110 mm (SRAM Asymmetric)

As the day heats up

shimano grx rx812 1x12s disc groupset Knog Tube material LatexThe Shimano GRX RX812 1x12 speed groupset represents a refined approach to gravel cycling, engineered for riders who demand reliability across variable terrain. This single chainring setup eliminates front derailleur complexity while the 12 speed cassette delivers a broad gear range for climbing and descending. Shimano's hydraulic disc brakes provide consistent stopping power in wet and muddy conditions, while the ergonomic shifters and derailleurs