Croder Spirit Crank Fitter: Adjustable Crank Set

Description The Croder Spirit Crank Fitter is a revolutionary tool that empowers cyclists and bike fitters to discover the optimal crank length for enhanced performance and comfort. By effortlessly testing various lengths, you can refine bike fit and eliminate the guesswork and expense associated with purchasing the incorrect crank length. Key Benefits Precision Bike Fitting: Accurately determine the optimal crank length for each cyclist, enhancing comfort, power, and efficiency. Cost-Effective: Eliminate the need to purchase multiple cranksets or the wrong length crank, saving time and hard-earned money. Versatility: Compatible with various bike frame and component standards, including use on indoor and outdoor bikes, including a chain-driven size cycle or fit bike. Real-World Testing: Experience the real-life impact of different crank lengths through outdoor riding. Easy Adjustment: Quickly change crank lengths without requiring specialized tools. Wide Adjustment Range: Customize crank arm length with 2.5mm increments from 140mm to 180mm. Improved Rider Experience: Enhance overall cycling enjoyment through an optimized bike fit. Informed Decision-Making: Eliminate crank length guesswork about which crank length is best and confidently select the proper crank length. Testing Optimal Crank Length Outdoors in Real-Life Take your bike fitting process to the next level with real-world testing. The Croder Spirit Crank Fitter allows cyclists to experience firsthand how different crank lengths impact their riding experience outdoors. By testing various options on familiar roads and trails, you’ll discover the optimal setup for comfort, efficiency, and performance. Note: For optimal testing, the manufacturer recommends ride distances of 3-5km for each crank length adjustment. The Croder Spirit Crank Fitter is designed for fitting purposes and is not intended for long-term or extended use. How the Croder Spirit Crank Fitter Works Measure and Adjust: Determine your starting crank length and install the Croder Spirit Crank Fitter according to the provided instructions. Test and Refine: Experiment with different crank lengths by loosening the pedals, sliding them to the desired position, and re-tightening. Experience the impact of each adjustment on your ride. Optimize Fit: Identify the ideal crank length based on comfort, power, and efficiency, and secure the pedals in place. Note: Changing crank length changes the effective seat height, and a corresponding change in seat height may be required at the same time. Features Durable Construction: Built with high-quality materials for long-lasting performance. Easy Installation: Simple setup process without requiring specialized tools. Premium Packaging: Arrives in a custom-designed box for safekeeping and professional presentation. Specifications Adjustable Range:140mm to 180mm, in 2.5mm increments Bottom Bracket Compatibility: Road frames with either a BB86, BB30, PF30, BBright, BB386, BB30A, PF30A, BSW, ITA, T47 Axle:  24mm axles (Shimano) with adapters for 30mm and SRAM DUB compatibility Chainrings:  42T single direct mount chain ring supplied or mount your own 4-bolt or 5-bolt 110mm BCD double chainrings to the supplied Spiders. Construction: Made in Taiwan using alloy materials. Color: Black This product won a design award at the 2021 Taipei Cycle Show What’s in the Box? 2 adjustable crank arms Direct mount 42T chainring Spider:  4 arm 110mm BCD  (no chainrings included) Spider:  5 arm 110mm BCD  (no chainrings included) Axle adapter:  24mm to 30mm; 24mm to DUB 29mm) Q factor spacers:  2 x 4mm spacers and 17mm pedal extenders. Instructions For a link to the manufacturer instructions, plus bike fitter user tips, click here Information on the use of the Croder Spirit Crank Fitter starts at 4:30 in the following video:   Croder Modular Cranksets available here.