Cycling Bargains - 4iiii PRECISION Power Meter (Shimano Ultegra R8000) - Choice of lengths.
About the Precision 4iiii Power Meter Whether youre a pro or simply training hard, Precision power meters deliver industry-leading accuracy, highly dependable cadence data, 3D power meter technology capable of measuring tri-axial strain on your crank arm. Designed to be durable and lightweight, compatible with ANT and Bluetooth head units, Precision helps you train harder and smarter. This Precision Ride Ready product comes installed on a new Shimano left R8000 (Ultegra) crank arm. These crank arms will fit bottom brackets using the Hollowtech II interface. Key Features3D power meter technology (patent pending) measures tri-axial strain on your crank arm Produces accurate and consistent data Lightweight, compact design compatible with most frames (see attached pdf to check clearance) Easily replaceable common CR2032 coin cell lithium ion battery with status indicator in the 4iiii app Compatible with ANT , Bluetooth Smart head units, smartphones, and other 4iiii products User-friendly app and configurable rider compensation scale factor Easy setup and maintenance Cycling Technology Buying Guide