Fits alcove showers with 31" - 32 3/4" openings. Single panel pivot door is equipped with a number of parts and systems to ensure the optimal watertight performance of your shower door. Ball bearing roller system, "sure-glide" and bottom door guide ensures a smooth open and closee every time. Adjustable wall jambs, Chome finish, raindrop glass door. Flat magnet on full length handle bar keeps door in place every time.