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Titanium Threadless Flat Back Bar - 4mm Flatback

Titanium Threadless Flat Back Bar - 4mm Flatback

Regular price $15.99
Regular price Sale price $15.99
Sale Sold out
Shipping calculated at checkout.

Buy 2 save 10% · Buy 3 save 15%

✦ Sold as One Single — Bar Only, No Top ✦

[SPECS]

  • Material: Implant-Grade Titanium (ASTM F-136)
  • Color: Silver (plain titanium)
  • Gauge: 16G (1.2mm), 18G (1mm), 20G (0.8mm)
  • Bar Length: 5mm, 6mm, 7mm, 8mm, 9mm, 10mm (16G also available in 11mm, 12mm)
  • Flatback Width: 4mm
  • Style: Threadless push-in
  • Works with our threadless tops

Gauge Guide:

  • 16G — helix, tragus, conch, daith, septum, cartilage
  • 18G — earlobe, cartilage, nostril
  • 20G — earlobe, nostril

Our most popular bar — the standard 4mm flatback provides a stable, comfortable base that sits flush against the skin. Wide enough to distribute pressure evenly so it won't dig in while sleeping. Pair with any of our threadless tops to build your perfect look. Implant-grade titanium is biocompatible and safe for sensitive skin.

Why you'll love it:

  • Implant-grade titanium (ASTM F-136) — biocompatible and hypoallergenic
  • Standard 4mm flatback — stable base, comfortable for all-day wear and sleeping
  • Threadless push-in — swap tops in seconds without removing the bar
  • Widest range of lengths from 5mm to 12mm (in 16G)

Prefer a slimmer flatback? Also available in: 2.5mm flatback | 3mm flatback

Other colors: Gold | Rose Gold | Black | 24K Gold (2.5mm)

Browse our threadless tops to complete your look.

View full details
  • 5 stars: 98 (97%)
  • 4 stars: 2 (2%)
  • 3 stars: 0 (0%)
  • 2 stars: 1 (1%)
  • 1 star: 0 (0%)
D
Danielle O.

I am pleased with the posts I got. I got some that are too short with some previous jewelry so these are the perfect fit and work with my threadless tops I have. So they seem to be fairly universal for threadless jewelry. I like them

M
Michelle S.

I got these extra posts to keep on hand in case I lose one.

R
Rebecca H.

Fits perfectly and I have no complaints. Will order from them again in the future.

B
Brittany M.

Just what I was looking for!

j
junglebright

I'm very happy with my purchase, and appreciate that they have practically every size of post you could need!

A
A*******s

Good quality. Exactly as described.

V
Victoria M.

Perfect and exactly what I needed for my lobes. Make sure to bend your jewelry before securing it for a secure fit (per the directions) 🧡

A
A*******s

Exactly what I was looking for. Fast shipping too!

A
A*******s

Nice quality. Exactly what I was looking for. I'm ordering 2 more.

K
Kennedy

Great! Worked perfect for a threadless for my nose.

K
Kyle A.

The quality of these never let me down and they were delivered so fast

t
teva92

Exactly as described, and consistent sizing. Perfect for sleeping

B
Becky

Exactly as described thank you!

B
Becky

Exactly as described thank you!

L
Laura

As described and packaged very well!

L
Laura

Packaged well and as described!

J
Julia L.

Perfect replacement flat back bar!

S
Savannah P.

Great quality and never falls off

M
Miranda A.

Super fast, good quality and just what I was looking for

S
Stephanie W.

Just what I needed! Original ones were too long

Z
ZiM ..

Was surprised and happy to see this shop has “odd” sizes for replacement posts. Thank you!!!

M
Mikey C.J.

It is great—fits my ear

J
Jessica S.

Item is as described, and exactly what I needed. It shipped pretty quickly.

J
Joy

Great earring backs! I ordered the wrong length, but that's okay :)

P
Patty D.

Quick shipping. As described. Thanks!

z
zev

Arrived super quick! Just what I was looking for.

z
zev

Came super quick! Just what I needed.

D
Desirae N.

Another perfect transaction from this shop!

D
Desirae N.

Another perfect transaction from this shop!

W
Wendy A.

Would buy again Good quality Fast ship

C
Carrie P.

I’m very impressed with the quality and how fast it arrived.

h
haileymotsenbocker

Would purchase again! Fast delivery.

F
Fabian S.

Item worked out great. Thank you.

F
Fabian S.

Worked out great, would buy again