Top Line Grant 71-222 4' Track/Hardware Set for Single Sliding Joining Door

Top Line Grant 71-222 Hardware Set For Joining Doors

Top Line Grant 71-222 hardware set is a heavy duty sliding system designed for single joining doors, so one kit handles a wide range of interior openings where a clean sliding action is needed. The 71-222 Series is described as a premium line of heavy duty joining door sliding hardware, which means it is built for regular use on room dividers, storage walls, and similar installations where doors move frequently. It is rated for 3/4 inch thick doors weighing up to 150 lbs, so it supports solid doors used between rooms, closets, or partitions while staying within the stated capacity. Applications listed include doors between rooms, closet doors, cabinets, storage walls, and partitions, which gives installers flexibility to standardize on one system across different projects.

Key Sliding Door Hardware Details That Matter

• The 4 foot heavy duty aluminum single I-beam track provides the running surface, so a single sliding door has stable guidance over its full travel while keeping the header footprint compact.
• The jump proof track design holds the carriers in the I-beam profile, which helps keep the door engaged in the track during movement and reduces the chance of derailment during normal operation.
• Pivoting rocker arms maintain track-carrier contact, allowing the hangers to follow the I-beam profile even when the door is moved quickly, which supports smoother travel along the full opening.
• The ball and socket suspension compensates for minor header misalignment, so the door can still hang plumb and run freely when structural members vary slightly along the track line.
• The lock nut guarantees permanent positioning on the suspension, so once the installer sets the door height and alignment, the adjustment is designed to stay fixed during ongoing use.

Sliding Door Mounting And Vertical Adjustment Details

This 71-222 Series set is for 3/4 inch thick doors, so the hanging components and clearances are sized around that door thickness for proper fit. The hardware supports doors weighing up to 150 lbs, which allows use on heavier joining or closet doors without exceeding the stated rating. Vertical adjustment is listed as plus 3/8 inch, giving room to fine-tune the door height after mounting so the bottom edge can clear flooring or guides while staying tight to the head. Headroom requirements run from 2-1/8 inch minimum to 2-7/8 inch maximum, so the combination of track and hangers fits within that vertical space above the door, helping layout work when planning framing or cabinet construction.

Using This 4 Foot Track Set In Real Projects

Where The 71-222 Sliding Door Hardware Fits

Hettich describes the 71-222 Series as heavy duty joining door sliding hardware, so it is suited to situations where one door panel needs to move reliably between defined positions in a wall or cabinet run. Applications listed include doors between rooms, which covers openings where a sliding leaf separates adjacent spaces while staying within the 150 lb and headroom limits. The same set is noted for closet doors, allowing a 3/4 inch thick panel to slide in front of storage while using the 4 foot track length for typical reach-in spans. It is also specified for cabinets, storage walls, and partitions, so installers can carry the same hardware platform from built-in casework to full-height dividers and maintain consistent hanging geometry.

Details That Support Alignment And Repeatable Results

The heavy duty aluminum single I-beam track provides a rigid running surface, so when the track is mounted straight within the 2-1/8 inch to 2-7/8 inch headroom range, the carriers follow a consistent line that helps keep reveals even along the opening. The jump proof design keeps the hangers engaged in the track, which supports reliable sliding when doors are opened and closed repeatedly in storage walls or room dividers. Pivoting rocker arms help maintain track-carrier contact, so the load is distributed properly across the I-beam profile for smooth travel. The ball and socket suspension allows the system to absorb minor header misalignment, which helps the door hang plumb and reduces drag at guides along the floor. A lock nut on the suspension guarantees permanent positioning after vertical adjustment, meaning the + 3/8 inch adjustment range can be used to set final clearances and then held in place over time. The series conforms to ANSI/BHMA standards, Grade 1, which indicates that the hardware is built to a recognized performance level for sliding door assemblies in typical woodworking and building environments.

Common Questions About This Sliding Door Track Set

Selecting This 71-222 Set For Your Next Opening

The Hettich 71-222 Series 4 foot track and hardware set brings a premium heavy duty joining door sliding system to doors between rooms, closets, cabinets, storage walls, and partitions. With capacity for 3/4 inch thick doors up to 150 lbs, a heavy duty aluminum single I-beam track, and a jump proof design, it provides a defined solution for single sliding panels. The ball and socket suspension, pivoting rocker arms, and + 3/8 inch vertical adjustment support clean alignment within 2-1/8 inch to 2-7/8 inch headroom. For projects that match these parameters, this set gives a clear, documented path to a straight-running sliding door installation.