Shimano GRX ST-RX815 Di2 Hydraulic Disc Brakeset Rear Sunshine_Enriched Add-ons require the matching base

Add-ons require the matching base rack in order to complete the rack

Weight: 41g

Center-Lock Disc and rim brake

We simply dreamt of ripping trails on wider versions of their favorite aggressive mountain tire

Measure trainer at the widest setting and measure the bike frame width at the rear hub

Shimano GRX ST-RX815 Di2 Hydraulic Disc Brakeset Rear Sunshine_Enriched Add-ons require the matching baseThe Shimano GRX ST RX815 11 speed Di2 shift brake lever integrates electronic shifting with improved grip and confidence on chippy surfaces and descents. A raised hood head prevents hand misalignment and slippage, while a recessed finger notch prevents upward slipping Anti slip texture and brake lever coating Higher brake lever axis and curved lever allow for higher braking efficiency to reduce fatigue on long rides Tooled reach adjust allows for