![4iiii Precision 3 Left-Side Power Meter (Black) (For Shimano) (165mm) (Ultegra 8000) - Performance Bicycle 4iiii Precision 3 Left-Side Power Meter (Black) (For Shimano) (165mm) (Ultegra 8000) - Performance Bicycle](https://images.performancebike.com/images/large/bikes/4iiii/pml300-s10a00j.jpg)
4iiii Precision 3 Left-Side Power Meter (Black) (For Shimano) (165mm) (Ultegra 8000) - Performance Bicycle
![4iiii Shop - USA/World: Single-sided and dual-sided power meters for Shimano, SRAM, Praxis, and Campagnolo cranks 4iiii Shop - USA/World: Single-sided and dual-sided power meters for Shimano, SRAM, Praxis, and Campagnolo cranks](https://cdn.shopify.com/s/files/1/1079/1696/products/PREICSIONPRO_PODS_Triangle2_large.jpg?v=1616788535)
4iiii Shop - USA/World: Single-sided and dual-sided power meters for Shimano, SRAM, Praxis, and Campagnolo cranks
![4iiii Shop - USA/World: Single-sided and dual-sided power meters for Shimano, SRAM, Praxis, and Campagnolo cranks 4iiii Shop - USA/World: Single-sided and dual-sided power meters for Shimano, SRAM, Praxis, and Campagnolo cranks](https://cdn.shopify.com/s/files/1/1079/1696/products/4iiii_PRECISION_PRO_9100_Small_4cb53e46-df00-4f79-81c5-6b4715e7740d_large.jpg?v=1616788535)
4iiii Shop - USA/World: Single-sided and dual-sided power meters for Shimano, SRAM, Praxis, and Campagnolo cranks
![4iiii Shop - USA/World: Single-sided and dual-sided power meters for Shimano, SRAM, Praxis, and Campagnolo cranks 4iiii Shop - USA/World: Single-sided and dual-sided power meters for Shimano, SRAM, Praxis, and Campagnolo cranks](https://cdn.shopify.com/s/files/1/1079/1696/products/1O4A7834whitebkgNOTYPE_large.png?v=1669041140)
4iiii Shop - USA/World: Single-sided and dual-sided power meters for Shimano, SRAM, Praxis, and Campagnolo cranks
![Is a Campagnolo power meter on the way? Patent application suggests crank-based system could be coming | road.cc Is a Campagnolo power meter on the way? Patent application suggests crank-based system could be coming | road.cc](https://road.cc/sites/default/files/styles/main_width/public/2019-campagnolo-patent-application-bicycle-crank-arm-transmission-side-1.jpeg)
Is a Campagnolo power meter on the way? Patent application suggests crank-based system could be coming | road.cc
![4iiii Precision 3 Left-Side Power Meter (Black) (For Shimano) (170mm) (Dura-Ace R9200) - Performance Bicycle 4iiii Precision 3 Left-Side Power Meter (Black) (For Shimano) (170mm) (Dura-Ace R9200) - Performance Bicycle](https://images.performancebike.com/cdn-cgi/image/f=auto,width=950/images/large/bikes/4iiii/pml300-s19b00j.jpg)