Microlocs and Sisterlocks may appear similar, but they differ in installation method, certification requirements, grid structure, cost, and long-term maintenance. While Sisterlocks follow a trademarked, consultant-only system, microlocs offer more flexibility in how they are started and maintained. This comprehensive guide breaks down the real differences — including pricing, retightening schedules, and customization, so you can confidently choose the right small loc system for your journey.