Shimano GRX Di2 Shifters with Flat Mount Calipers (ST-RX815 + BR-RX810) BX Apparel *Absolute Black always recommends using

*Absolute Black always recommends using a new chain when fitting new chainrings

Experience the same pedal technology trusted at the highest levels of road cycling

Unique Patent Pending narrow-wide teeth profiles to keep your chain in place for minimum 12 months

8mm flare nut wrench

integrated road handlebar

Shimano GRX Di2 Shifters with Flat Mount Calipers (ST-RX815 + BR-RX810) BX Apparel *Absolute Black always recommends usingThe Shimano GRX Di2 Dual Control Lever delivers light and responsive shifting for mixed terrain riding. The ergonomic shifter design improves comfort, and the textured, anti slip brake lever increases control on bumpy terrain. This Di2 version, the ST RX815 Shifters with BR RX810 Flat Mount Calipers, offers the digital precision of Shimano electronic shifting and synchronized shifting. Specifications Raised hood head prevents hand misalignment and