Intuitive adjustment Different thickness wedges enable quick and precise binding between the bike and the home trainer. They provide an optimal fit for every installation, making setup easy and reliable. Practical value Improves your cycling experience while demonstrating attention to detail with this quality axis for cycling training during memorable events. Guaranteed durability Alloy construction delivers exceptional resistance to wear and tear, providing reliable durability for a home trainer setup over time. Optimized integration Three thread pitches (P1.0, P1.5, P1.75) for axles from 135 to 148 mm enable compatibility with various bikes and home-trainers, simplifying the configuration of indoor cycling. Use scenarios - Scenario 1: You switch between a road bike and a gravel bike on a single home trainer. Use the different thickness wedges to achieve a secure, snug fit for each axle width. - Scenario 2: You train with multiple bikes that have 135 to 148 mm axles. The three thread pitches allow fast adaptation without tools or complex adjustments. - Scenario 3: You prepare for a race or event and need a dependable binding solution that stays tight during intense sessions. The alloy construction provides lasting durability for frequent use.