Shimano Shimano GRX FC-RX610-1 40T Road / Track Cranksets bike/components/derailleurs & shifters po-oakleyhelmet-160421

Shimano Shimano GRX FC-RX610-1 40T Road / Track Cranksets bike/components/derailleurs & shifters po-oakleyhelmet-160421The new FC RX610 1 crank balances weight and efficiency for mixed terrain riding. Gearing options cater for the specific demands of gravel riding and to maintain tighter gear steps for maintaining pedaling rhythm. GRX 12 speed, 1X crankset. Narrow wide 40T chainring. Gravel specific gearing ratios with 1X simplicity and wide range gearing. Bottom Bracket: Not included BB RS500 BB RS500 PB. Chainline: 50. 1mm. Attributes BCD 110 BB Inclusion No

but beefed up for cold-weather wear

Its surf-inspired shape provides float and flow with a loose feel that transitions into a powerful turn when engaged

Nylon/Polyester/Elastane

the K2 Meridian sets the bar

40 Tire Diameter/ISO 29''/622 Tubeless Technology Tubeless Ready e-Bike approved Yes

Dial in a precise fit with a simple

continuously and without delay

Ortholite® Hybrid™ is a patent pending formulation that uniquely blends 5% recycled rubber and 15% production waste foam for 20% eco-content for uncompromised performance with less impact on the planet

Prints for the little groms

Fits press-fit bottom bracket bearing systems with a 22 or 24 mm spindle

Ditch the quiver

We combined a 100% Merino wool layer with our proven LIFA® Stay Warm Technology in a 2-layer construction