Custom fit for an ideal match between your bike and trainer Easy width adjustment with this pin and a set of washers for precise locking, ensuring a secure and wobble fit every time Thoughtful gift for cyclists A special hometrainer quick coupler that makes a meaningful gift for birthdays, parties, Christmas, or Year celebrations Durable and reliable Made of quality alloy, this home trainer axle resists wear and deformation and is rust resistant for longterm training reliability Broad compatibility and versatile fit Designed for rear axles from 135 to 148 mm width Available with three thread pitches (P1.0, P1.5, P1.75) to ensure a integration with most brands and models Practical use scenarios Scenario 1: Mount a bike with a 142 mm rear axle on a home trainer; adjust the width pin and use the washers to lock securely for a stable setup Scenario 2: If your trainer requires a specific thread pitch, choose P1.0, P1.5, or P1.75 to achieve the correct fit across different brands Scenario 3: When shopping for a cycling enthusiast as a gift, this quick coupler simplifies home trainer setup and enhances training reliability This description preserves the original product's function, compatibility, size range, material, and performance while presenting clear, readerfriendly benefits and practical scenarios.