Park Tool CRS-1 Crown Race Setting System Bikes The new GRX FC-RX820-2 HOLLOWTECH

The new GRX FC-RX820-2 HOLLOWTECH II 2 x 12-speed crankset offers the perfect synthesis of light weight and high efficiency for mixed terrain riding

The result is precise and robust shifting performance in absolutely every situation

and crafted with an inner layer of Shokz Ultra-Soft Silicone 2

Wirelessly transmits Di2 data to compatible cycling computers

This is specifically for use with our FSD40

Park Tool CRS-1 Crown Race Setting System Bikes The new GRX FC-RX820-2 HOLLOWTECHThe CRS 1 is a professional tool set for installation of crown races onto forks with 1" and 1 1 8" steering columns. Using the long, strong driver tube, one of the included drifts, and a hammer or mallet (not included), the CRS 1 safely and accurately drives the crown race into its properly seated position. Includes six specially sized drifts three in the 1" standard, three in the 1 1 8" standard for compatibility with most crown race shapes and