Availability note: Checked July 27, 2026: Amazon currently lists an A1 Mini-compatible spool holder whose product details say it attaches to the Z-axis column. This is a current compatible replacement rather than the retired arm previously linked; verify the live A1 Mini compatibility, included single holder, and seller before ordering.
A top-mounted support is not an exact Z-axis-arm replacement. Once a current compatible listing is verified, that layout can still serve the same buyer goal: keep the active spool on the printer, preserve the A1 Mini's small footprint, and avoid a separate bench-side stand.
Short answer
If you need the retired part's exact Z-axis mounting position, wait for a verified exact-fit replacement. If your real priority is compact spool routing on the A1 Mini, a verified top holder can still be the practical alternative, but the previous listing is no longer buyable.
Who should buy the top-mount alternative?
- A1 Mini owners working on a cramped desk, shelf, or office corner
- buyers who want the active spool supported on the printer instead of on a separate stand
- owners who value a tidy feed path more than heavy-roll or multi-spool capacity
Who should wait for an exact replacement?
Skip this alternative if your enclosure, shelf clearance, or preferred filament route specifically requires the old Z-axis-arm geometry. A top mount solves the same footprint problem, but it does not reproduce the exact mounting position.
Bottom line
The retired Z-axis holder should not stay linked to a dead product page. The previously linked YUYUEMI top holder is now also unavailable, so use the geometry and clearance checks here as a buying checklist rather than a current recommendation.