6 Pair 22 in Undermount Soft Close Drawer Slides 100LB Capacity

In this review the 6 pair set of 22 in undermount soft close drawer slides is evaluated for homeowners and contractors who need heavy-duty, quiet drawer operation. The kit's standout benefit is its combination of a full 100LB load capacity and a built-in soft close mechanism, which makes these slides especially useful where durability and noise reduction matter. The package contains six pairs of concealed rails and 3D locking devices, and the review focuses on fit, finish, and ease of installation for frameless cabinets.

Key Features

• 22 in length: Provides full extension for drawers when the cabinet interior allows the minimum 558mm inside length.
• 100LB load capacity: Supports heavy contents so these slides suit kitchen, workshop, and utility drawers that need robust performance.
• Soft close function: Reduces slamming and household noise by gently arresting drawer motion at the end of travel.
• Heavy duty construction: Made from thickened cold rolled steel with a zinc plated finish for corrosion resistance and long service life.
• 3D adjustable locking device: Helps align and secure the drawer front for a neater fit during installation.
• Complete kit: Includes six pairs, mounting screws, and instructions so a multi-drawer project can be completed at once.

Who It's For

This product is aimed at DIYers, cabinetmakers, and remodelers working with frameless cabinetry who need concealed rails that handle heavier loads while delivering a quiet, soft close. It is a practical choice for those replacing existing slides in kitchens, bathrooms, or workshops where full extension and durability are priorities.

Those using framed cabinets or drawers built from 3/4 in thick material should look elsewhere, since these slides are specified for 1/2 in or 5/8 in drawer box material and require frameless cabinet construction. Buyers who want rear mounting brackets should plan to source those separately.

Pros & Cons

Pros

• Good load capacity and full extension make them suitable for heavy-duty drawer use.
• Soft close mechanism noticeably reduces noise and provides smoother operation.
• Durable zinc plated cold rolled steel construction gives a solid feel and long-term reliability.
• Six-pair kit and included 3D locking device offer value for multi-drawer projects.

Cons

• Installation experiences are mixed; some users may find the instructions less clear and alignment requires care.
• Not compatible with framed cabinets or 3/4 in drawer box material without modification.

Specifications

Length	22 in (540mm)
Minimum inside cabinet length	558mm
Load capacity	100LB
Drawer box thickness	1/2 in or 5/8 in (not recommended for 3/4 in)
Finish	Zinc plated cold rolled steel
Included	6 pairs (12 pieces), 3D locking device, mounting screws, instructions

Our Verdict

The 6 pair 22 in undermount soft close slides are a solid value for projects using frameless cabinets where heavy load capacity and quiet operation are required. They offer durable construction and a useful 3D locking device, but installers should be prepared for careful alignment and may need additional rear brackets or fasteners for certain cabinet builds. Overall, they are a practical choice for multi-drawer upgrades where compatibility is confirmed.

Frequently Asked Questions

Are these slides compatible with framed cabinets?
No. These slides are designed for frameless cabinet installation and will not fit framed cabinets without modification.

What drawer box thickness is required?
They are intended for 1/2 in or 5/8 in drawer box material and are not recommended for 3/4 in material.

Do rear mounting brackets come with the kit?
No. The package does not include rear mounting brackets, so plan to obtain them separately if your cabinet requires them.