Drawer slides for 15-series benches: 12 to 24 in slide envelopes and slide-to-upright plates — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/t-slot-drawer-slides-and-adapters/  (CC BY 4.0)
Basis: Xem Studio design: 45 mm × ½ in (12.7) side-mount ball-bearing slide envelope at each nominal length, and a ¼ in plate that spans the bay between two 1515 uprights and carries the slide on a 32 mm hole row
Catalog version: 2026-10-20

Sizes: see table below
- Slide hole patterns differ by maker: the envelope is for space, the plate's 32 mm row suits most; drill your slide's own holes if they differ.
- Leave ½ in (12.7) each side between the drawer box and the plate for the slide.

length_in  height_mm  thickness_mm
12  45.0  12.7
14  45.0  12.7
16  45.0  12.7
18  45.0  12.7
20  45.0  12.7
22  45.0  12.7
24  45.0  12.7

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- 80/20: 15 series T-slot profiles and fasteners (1.5 in rail, 5/16-18 hardware) — web — maker's catalogue; numbers cited — https://8020.net/1515.html

Free files (CC BY 4.0, Xem Studio; STEP + STL, 14 parts): https://xemstudio.com/files/hardware/t-slot-drawer-slides-and-adapters/index.json
API: https://xemstudio.com/api/geometry?object=t-slot-drawer-slides-and-adapters