Convenient Spring Handle Design Builtin spring handle reduces the chance of hand scratches and provides quick release for smooth, reliable operation. Compatible with Most Dynamic Bikes m10 pull pin knobs are designed for system bikes, ensuring compatibility with a wide range of brands and models. Easy Installation and Removal Compact construction makes installation and removal fast and hassle, minimizing downtime during maintenance or setup. Widely Used for Fitness Equipment This set includes 5 m10 pull pin knobs, suitable for exercise bikes, strength equipment, and weight tables, offering versatile application across common gym gear. Key Attributes Function: quickrelease pin knobs with springassisted handle for safe operation Compatibility: suitable for system bikes; compatible with various brands of dynamic bikes Size: m10 pull pin knobs Set contents: 5 pieces Performance: compact, easy to install and remove, designed for reliable engagement and ease of use Use Scenarios 1) On an exercise bike, use the m10 pins to secure seat or handlebar adjustments for a secure and quick setup. 2) On multigym or weightstack machines, insert the pins to lock weight stacks or attachments, enabling rapid changes between exercises. 3) For weight tables or cabledriven machines, use the pins to fix positions or settings during routine switches, reducing downtime and improving workout flow.