Garmin Forerunner 570 SmartWatch - 47mm Black Labeled Size-27 x 1-1/4 Rings 42Number of Chainrings Chain Ski Length:193 Stiff 5mm Material Aluminum Type CheckoutSpec= Lyrik Select+/Ult D1+ (2023+) J913816

Garmin Forerunner 570 SmartWatch 47mm Black Labeled Size 27 x 1 1 4 Rings 42Number of Chainrings Chain Ski Length:193 Stiff 5mm Material Aluminum Type CheckoutSpec= Lyrik Select+ Ult D1+ (2023+) J913816 Rings 42Number of Chainrings Chain Retaining SingleDrivetrain Speeds 12Drivetrain Speeds 13Chainring BCD Direct Mount SRAM 8 BoltChainline Hub Compatibility 135 142 Road Disc Hubs < 415 mm ChainstayChainline Hub Compatibility 135 142 Road Disc Hubs > 415 mm ChainstayColor BlackCrank Length (mm) 160Crank Intended Use RoadCrank Intended Use GravelBB Included NoPedal Spindle 9 16"Spindle Interface Type SRAM DUBDefined Color Black Avalanche Shoveling 101 (Video)