Access the official user manual for the Sunny Health & Fitness 45° Hyperextension Roman Chair (Model: SF-BH6629). Designed to target and strengthen your lower back, glutes, and hips, this guide provides everything you need for safe setup, daily operation, and long-term care.

Download this manual to follow step-by-step assembly guides, adjust your 5 cushion height settings, fold for compact storage, and access complete parts diagrams and maintenance support.