3 mm Horseshoe U Spacers – 25 Pack

Keep a dependable 3 mm adjustment close at hand. This print profile includes 25 reusable horseshoe U spacers, each clearly marked with its thickness for fast identification.
 

The side-opening profile makes the spacer easy to position around or beneath an existing fixing, foot, bracket or support. It is a simple solution for leveling, alignment and repeatable spacing, and multiple spacers can be stacked for larger adjustments.
 

Useful for
 

- Leveling furniture, cabinets and workshop equipment
- Aligning doors, frames, brackets and panels
- Setting repeatable gaps during installation or assembly
- Workshop jigs, setup work and fit checks

Model details
 

- 25 separate spacer objects
- Dimensions: 50 × 50 × 3 mm each
- Clearly marked “3 mm”
- Rounded corners and an open U profile
- Prints flat with no supports
 

PLA is suitable for general indoor use. PETG is a good choice when extra toughness, slight flexibility or moisture resistance is helpful. For warm environments or demanding loads, select a suitable engineering filament. These are utility shims and are not certified structural or safety components.