Product Description

Berta Store · 18 Inch Standard Slides

18 Inch Full Extension Drawer Slides

These 18 inch full extension ball bearing drawer slides provide a standard side-mount option for an 18-inch drawer mounting plan. Each product quantity is a 10-pair pack with the listed installation hardware.

  • 18 inch length
  • 10 pairs per pack
  • Side mount
  • Standard closing

$84.99 USD

Per 10-pair pack · Approx. $8.50 per pair.

Use the product’s Add to Cart controls above. Quantity 1 = 10 pairs; quantity 2 = 20 pairs.

Specifications

Nominal slide length18 inches; 457.2 mm by unit conversion
Extension / motionFull extension / ball bearing
Mounting typeSide mount
Closing actionStandard; this is not the separate soft-close model
Material / finishCold-rolled steel / zinc-plated
Listed item dimensions18 × 0.5 × 1.8 inches (length × thickness × profile height)
Pack quantity10 pairs; 20 slide assemblies for up to 10 same-length drawer installations
Published load figureUp to 100 lb in the product listing. Confirm the supplier’s rating and installation conditions for the complete drawer; pack quantity does not multiply one drawer’s capacity.

What is included

  • 10 pairs of 18-inch full extension ball bearing side-mount slides
  • Installation screws
  • Face-frame brackets, as listed for this pack

An 18-inch label does not identify the mounting system

Standard side mounts, soft-close side mounts and concealed undermounts can all be sold in an 18-inch length. Choose the system that fits the drawer-box design, not just the same number printed on the rail.

Before mounting: use a sound fastening surface, verify screw length and clearance, and follow the actual slide instructions. Listed item thickness is not a complete installation tolerance. Test the layout before making a full batch of drawer boxes.

Compare other slide systems

Explore all drawer slides, compare soft-close side-mount slides, or review concealed undermount slides before choosing a system. Different systems can require different drawer dimensions and hardware.

Berta Store · Installation Guide

18-inch drawer slides

Drawer Slide Installation Video

Watch Berta's installation video for full-extension, ball-bearing side-mount drawer slides before starting your 18-inch drawer project.

This is a general side-mount installation demonstration, not a size-specific mounting diagram. Confirm the measurements, clearances and hardware required for your 18-inch slides and cabinet before installation.

Watch on YouTube

Fit & Project Planning

Compare three ways to plan an 18 inch drawer

Standard side-mount: keep the system straightforward

This product mounts at the sides and uses ball bearings for travel. Choose it where standard closing suits the project and the cabinet can provide the required side mounting surfaces. It is not sold here as an undermount or as the separate soft-close model.

Soft-close side-mount: compare the exact-length alternative

The linked soft-close family includes an 18-inch variant. That is a useful comparison for closing action, but check mounting holes, clearance and installation requirements before changing the hardware on an existing box.

Concealed undermount: plan a different box interface

An 18-inch undermount option is also listed. Its locking devices and under-drawer installation are different from the visible side-mounted rail. Review its own instructions for drawer construction and rear details rather than assuming an existing side-mount box can be reused unchanged.

Planning example: For a ten-drawer project, one pack provides ten left-and-right pairs. When comparing prices across the three systems, compare equivalent pack quantities and included hardware—not a per-pair price against a 10-pair kit.

18 inch drawer slide questions

Does the 18-inch standard slide include a soft-close damper?

This is the standard product, not the separate soft-close option. Use the clearly labeled alternative when soft closing is required.

Does full extension mean the drawer travels beyond its full length?

No overtravel claim is made here. Full extension is about accessing the drawer’s length; extra travel beyond that requires a separately specified feature.

Can I compare these with a 450 mm slide?

Eighteen inches converts to 457.2 mm. Compare the actual closed rail, mounting pattern and required clearance before treating a nominal 450 mm slide as equivalent.

Compare nearby standard lengths

Choose a different length only when it suits the complete drawer and cabinet mounting plan. These alternatives retain the standard side-mount format.

16 Inch Drawer Slides – 10 Pairs Full Extension Ball Bearing
Standard side mount

16 Inch Drawer Slides

A 16-inch standard option to compare with your required rail length and mounting space.

10 pairs · 16 in. nominal length
Full extension · Ball bearing

$78.99 USD

Price per 10-pair pack · Approx. $7.90 per pair

View 16 inch slides
20 Inch Drawer Slides – 10 Pairs Full Extension Ball Bearing
Standard side mount

20 Inch Drawer Slides

A 20-inch standard option to compare with your required rail length and mounting space.

10 pairs · 20 in. nominal length
Full extension · Ball bearing

$93.99 USD

Price per 10-pair pack · Approx. $9.40 per pair

View 20 inch slides

Compare closing action and mounting style

The products below are different systems, not a promise of direct replacement compatibility. Read the selected product’s own sizing and installation requirements.

Full Extension Soft Close Drawer Slides
Different closing action

Soft-Close Side-Mount Slides

Compare the 18-inch soft-close side-mount option. Check its mounting instructions and clearances before switching.

10-pair kit · Side mount

$130.56 USD

Price per 10-pair pack · 18 Inch

View soft-close options
Undermount Soft Close Drawer Slides – 10-Pair Cabinet Kit (12″–21″)
Different mounting system

Soft-Close Undermount Slides

A concealed 18-inch alternative for a compatible drawer box. Same nominal length does not mean the mounting system is interchangeable.

10-pair kit · Concealed undermount

$184.99 USD

Price per 10-pair pack · 18 inch

View undermount options