Versatile compatibility: Designed to fit 9/16 inch (14 mm) pedals and 1/2 inch (12 mm) cranks, these adapters bridge the size gap between different pedal and crank sizes, expanding your bike options. stainless steel construction: Made from 304 stainless steel for strength and corrosion resistance, delivering reliable performance in a variety of weather conditions. Extended pedal position: When installed between pedal and crank, these adapters increase the pedalcrank distance by 20 mm, providing improved foot clearance and potentially enhancing riding comfort and pedaling efficiency. Engineered design: Each adapter measures 32 mm in length, with a sleek silver finish that complements your bicycle appearance while maintaining a low profile and minimal weight. Use scenario 1: You ride across multiple bikes with different crank sizes and want to use your preferred 9/16 inch pedals on a bike with 1/2 inch cranks, enabling quick setup without changing components. Use scenario 2: You wear bulky footwear or ride in winter gear; the extra 20 mm pedal distance helps prevent shoe rubbing and pedal strikes, improving comfort on uneven terrain or long rides. Use scenario 3: You seek a simple way to standardize pedal setups across a small fleet of bikes with varying crank sizes, allowing seamless pedal interchangeability without sacrificing performance.