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U31-Plastic Wire Turn Button Clip (Black)
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Get quoteThe Large Silver Arch Turn Button Clip (SKU: U12) introduces a spring-action arch design to the turn button clip family. The 3 mm bow pressed into the clip body creates inherent spring tension that locks the backing board firmly in place without requiring precise screw torque, making it an excellent choice for framers who want quick, reliable backing installation.
Traditional flat clips require careful torque control β over-tighten and the moulding cracks; under-tighten and the backing rattles. The U12 Large Silver Arch Turn Button Clip self-regulates clamping force through its 3 mm arch, delivering consistent results every time.
Total length: 24.8 mm. Head width: 8 mm. Tail width: 7 mm. Hole diameter: 3 mm. Thickness: 0.3 mm. Arch height: 3 mm.
Seat the backing board. Fasten the arch clip with an M3 screw finger-tight. Rotate 90Β° to lock β the arch springs against the backing board automatically. No over-tightening needed.
For black arch see U13 Large Black Arch Turn Button Clip. For flat large silver clips see U06 Large Metal Turn Button Clip Silver.
0.3 mm spring-grade steel, brushed silver electrophoretic coating.
Q: What is the benefit of the 3 mm arch?
A: It creates spring tension when locked, pressing the backing board firmly without over-tightening.
Q: Does the arch affect clip height?
A: Yes, it protrudes 3 mm above the frame plane. Account for this with hanging hardware.
Q: Is 0.3 mm steel durable enough?
A: Yes. The arch geometry distributes stress and provides a tactile click when locked.
| SKU | U12 |
|---|---|
| Product Type | hardware |
| MOQ | 100 |
| Lead Time | 7-10days |
| Overview | <p>The U12 Large Silver Arch Turn Button Clip features a 3 mm arch (bow) that acts as a spring when rotated, pressing firmly against the backing board for a rattle-free, vibration-resistant lock β no screw tightening required beyond finger-tight.</p> |
| Highlights | 3mm Spring Arch |
| Custom Packaging | Yes |
| Material | Metal (Steel) |
| Color | Silver |
| Total Length | 24.8 mm |
| Width (Head) | 8 mm |
| Width (Tail) | 7 mm |
| Hole Diameter | 3 mm |
| Thickness | 0.3 mm |
| Arch Height | 3 mm |
| Size Grade | Large (??) |
| Shape | Arch (??) |
| β | 11 |
|---|
What is the benefit of the 3 mm arch?
The arch creates spring tension when the clip rotates to the locked position, pressing the backing board firmly without over-tightening the screw.
Does the arch affect clip height above the frame back?
Yes. The 3 mm arch protrudes 3 mm above the frame plane. Ensure hanging hardware or dust cover tape accounts for this.
Is 0.3 mm steel durable enough for regular use?
Yes. The arch geometry distributes stress, allowing thinner steel to achieve sufficient clamping force. The arch also provides a tactile 'click' feel when locked.

Factory direct
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Factory direct
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Available β request lead time
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Factory direct
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Available β request lead time
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Factory direct
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Available β request lead time
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