1. Tailored Adjustment Achieve a precise match between your bike and trainer with this skewer’s adjustable width. It includes a set of spacers for accurate, repeatable alignment, ensuring a secure and stable indoor training setup. 2. Easy to Install Replace your existing thru-axle with this adapter to upgrade durability and style. The swap is straightforward, delivering improved wear resistance as you begin indoor training. 3. Good Quality Made from alloy, this cycle trainer skewer is wear-resistant and sturdy. It resists deformation and rust, providing reliable performance over time. 4. Enhanced Compatibility Options Designed for rear axles from 135 mm to 148 mm in width, with three thread pitch choices P1.0, P1.5, and P1.75 for seamless bike-trainer integration across a diverse range of cycle models. Key specifications - Material: Alloy - Width range: 135 mm to 148 mm - Thread pitches: P1.0, P1.5, P1.75 - Includes: set of spacers for precision adjustment - Wear resistance: yes; rust resistance: yes; deformation resistance: yes Usage scenarios - Scenario 1: Setting up a road or mountain bike on a trainer that requires a thru-axle adapter. Use the adjustable width and spacers to achieve a stable, accurate fit for indoor training. - Scenario 2: Replacing a worn or rusted thru-axle with a durable alloy skewer to restore durability and secure performance during indoor workouts. - Scenario 3: Managing a multi-bike home gym. The adapter covers a range of rear-axle widths (135–148 mm) and offers three thread pitches, allowing quick changes to fit different models without multiple adapters.