SHIMANO GRX FC-RX600 2x11-SPEED CRANK 46/30 Crank Arm Length:165mm Multi-layer memory foam inserts mould

Multi-layer memory foam inserts mould and protect knees

5" Integral/External Bottom - (49mm internal headtube diameter)

Dynamic profiling is comfortable for long days in and out of the seat

CNC Aluminium heat sink casing

SHIMANO GRX FC-RX600 2x11-SPEED CRANK 46/30 Crank Arm Length:165mm Multi-layer memory foam inserts mouldThe new GRX FC RX600 2 Piece crank from Shimano was developed for 2 x 11 speed to handle a wide variety of terrain and driving styles. All versions feature a 2. 5mm wider chain line that gives more space in the frame design and wider tyres. GRX 1 speed cranks minimize the complexity of shifting only at the rear of the cassette (optional RX800 600 40T cassettes or RX800 42T cassettes), and are equipped with chainrings with SHIMANO's DYNAMIC CHAIN