- Tailored Adjustment: Achieve a precise fit between your bike and trainer with this skewer’s adjustable width. Includes a set of spacers for accurate spacing so the wheel sits perfectly and the trainer connection is stable. - Easy Installation: Remove your bike’s existing thru-axle and replace it with this adapter. Not only does this provide a clean, stylish look, it enhances wear resistance. Set up for indoor training quickly with no special tools or expertise required. - Durable Construction: Made from alloy, this cycle trainer skewer resists wear and rust for long-lasting durability and sturdiness under regular training use. - Wide Compatibility and Adaptability: Three thread pitch options are available: P1.0, P1.5, and P1.75. Compatible with rear axles from 135mm to 148mm, enabling seamless connection with a wide variety of bike models. - Use Scenario: Indoor training with a road bike that uses a 135-148mm rear axle. Install the adapter in minutes, adjust the width with spacers for a precise fit, and begin structured workouts. - Use Scenario: Multi-bike household. Keep the adapter on the trainer and quickly swap bikes that have different rear spacing or thread pitches, without purchasing multiple skewers. - Use Scenario: Regular trainer sessions. The alloy construction provides durable performance and rust resistance, maintaining reliability even with frequent use. - Specifications at a glance: material—alloy; fitment—from 135mm to 148mm rear axles; three thread pitches—P1.0, P1.5, P1.75; includes spacers for precise width adjustment.