How it connects
Inserts into the overhead track channel and clamps against the internal track lips or web via an integrated tightening screw and clamping plate or serrated base.
Male and female halves
Unisex clamp/bracket that mounts inside an overhead door track channel (female/receptive track profile) and provides a socket/hole for a male pivot pin.
Usually connects to
- 7/8 inch low-profile bi-fold door overhead track channel
- bi-fold door top pivot pin
Common sizes
- Typically sized for 7/8 in (22.2 mm) wide low-profile bi-fold door tracks, with a 1/4 in pivot pin receiver hole.
Where it is used
residential bi-fold doorscloset door hardware
Variations
- two-piece clamp with serrated locking nut plate
- spring-steel friction clip style
- screw-lock sliding stop plate
How to recognise it
Recognizable as a stamped steel clamp plate or bar fitting inside an overhead metal channel, featuring a central clamping machine screw and a 1/4 inch diameter hole or socket for a bi-fold door top pivot pin.
Often confused with
| Confused with | How to tell them apart |
|---|---|
| 1 inch commercial bi-fold track bracket | Commercial track brackets fit wider 1" tracks (like Johnson or Cox) rather than 7/8" low-profile Acme 2900 track profiles. |
| Bottom jamb pivot bracket | Bottom brackets screw into the jamb or floor rather than clamping inside an overhead metal rail channel. |
Also called
bi-fold door track brackettop pivot track brackettop pivot slide clampAcme 2900 track clamp bracket
Good to know
Commonly found in Acme 2900 series bi-fold closet systems (e.g., Acme No. 2041, Prime-Line N 6606, Slide-Co 16554). It allows horizontal position adjustment along the track before tightening.
Related connections
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