Replacement Parts > 4mm

Find everything you need—internal, external, threadless, barbells, balls, chains, charms—to refresh or repair your jewelry. Available in stainless steel, titanium, acrylic, gold, and more.

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Dome Titanium Threadless End
Dome Titanium Threadless End Threadless Ends 3mm Dome High Polish (silver)

Dome Titanium Threadless End

ZTD126
3mm or 4mm
$4.98
each
CZ Stainless Replacement Beads (2-Pack)
CZ Stainless Replacement Beads (2-Pack) Captive Beads 3mm diameter Aqua CZ

CZ Stainless Replacement Beads (2-Pack)

PTSBDX-3-AQ*
3mm-6mm
 16 gem colors
$2.98
pack
14g Black Titanium Replacement Balls (2-Pack)
14g Black Titanium Replacement Balls (2-Pack) External Ends 14g - 3mm diameter Black Titanium

14g Black Titanium Replacement Balls (2-Pack)

14XP955-3*
3mm-6mm
$4.98
pack
Disc Titanium Threadless End
Disc Titanium Threadless End Threadless Ends 1.6mm x 3.2mm High Polish Titanium (silver)

Disc Titanium Threadless End

ZTD143
2 sizes
$5.98
each
Titanium 'X' Threadless End by NeoMetal
Titanium 'X' Threadless End by NeoMetal Threadless Ends 3mm X-shape High Polish (silver)

Titanium 'X' Threadless End by NeoMetal

NEO-XX18-3
3 sizes
from $11.98
each
Opal Ball Titanium Threadless End
Opal Ball Titanium Threadless End Threadless Ends 3mm White Opal

Opal Ball Titanium Threadless End

ZTD903-BL
4 opal colors
 3mm or 4mm
from $11.98
each
14g Tiffany CZ Stainless Balls (2-Pack)
14g Tiffany CZ Stainless Balls (2-Pack) External Ends 14g - 4mm diameter Aqua CZ

14g Tiffany CZ Stainless Balls (2-Pack)

14XP180-AQ*
4mm-5mm
 16 gem colors
$3.98
pack
14g Replacement Ball Assortment (10-pack)
14g Replacement Ball Assortment (10-pack) External Ends 14g - 4mm diameter Assorted

14g Replacement Ball Assortment (10-pack)

14XP4UGRAB*
4mm-5mm
$3.98
pack
Disc Black Titanium Threadless End
Disc Black Titanium Threadless End Threadless Ends 1.6mm x 3.2mm Black Titanium

Disc Black Titanium Threadless End

ZTD141
1.6x4.2mm
$6.98
$6.29
each
Pear CZ Threadless End by NeoMetal
Pear CZ Threadless End by NeoMetal Threadless Ends 3mm Pear Cubic Zirconia CZ

Pear CZ Threadless End by NeoMetal

NEO-XPEAR18-3CZ
3 sizes
 23 cz colors
from $25.98
each
16g Replacement Ball Assortment (10-pack)
16g Replacement Ball Assortment (10-pack) External Ends 16g - 3mm diameter Assorted

16g Replacement Ball Assortment (10-pack)

16XP3UGRAB*
3mm-4mm
$3.98
pack
14g Black Tiffany CZ Ball
14g Black Tiffany CZ Ball External Ends 14g - 4mm diameter Aurora Borealis CZ

14g Black Tiffany CZ Ball

14XP332-OP
4mm-5mm
 17 gem colors
$2.98
$2.69
each
Trillion CZ Threadless End by NeoMetal
Trillion CZ Threadless End by NeoMetal Threadless Ends 3mm Trillion Cubic Zirconia CZ

Trillion CZ Threadless End by NeoMetal

NEO-XTRIL18-3CZ
3 sizes
 15 cz colors
from $21.98
each
16g Titanium Replacement Cone
16g Titanium Replacement Cone External Ends 16g - 2.5x2.5mm cone High Polish (silver)

16g Titanium Replacement Cone

16XP922
2.5mm-4mm
$2.98
each
14g Acrylic Replacement Cones (4-pack)
14g Acrylic Replacement Cones (4-pack) External Ends 14g - 4x4mm cones Black

14g Acrylic Replacement Cones (4-pack)

14XP249-BK*
4mm-5mm
 10 colors
$2.98
pack
16g Black Titanium Replacement Balls (2-Pack)
16g Black Titanium Replacement Balls (2-Pack) External Ends 16g - 2.5mm diameter Black Titanium

16g Black Titanium Replacement Balls (2-Pack)

16XP955-25*
2.5mm-4mm
$3.98
pack
Forte CZ Threadless End by NeoMetal
Forte CZ Threadless End by NeoMetal Threadless Ends 4.3mm Forte Cubic Zirconia CZ

Forte CZ Threadless End by NeoMetal

NEO-XFORTE18-1.5CZ
2 sizes
 23 cz colors
from $33.58
each
14g Side-set CZ Threadless End by NeoMetal
14g Side-set CZ Threadless End by NeoMetal Threadless Ends 14 gauge - 4mm End Cubic Zirconia CZ

14g Side-set CZ Threadless End by NeoMetal

NEO-XSG14-4CZ
4mm
 23 cz colors
$27.10
each
Titanium Bar Threadless End by NeoMetal
Titanium Bar Threadless End by NeoMetal Threadless Ends 3mm Bar High Polish (silver)

Titanium Bar Threadless End by NeoMetal

NEO-XBAR18-3
3 sizes
from $11.98
each
Ombre Trinity CZ Threadless End by NeoMetal
Ombre Trinity CZ Threadless End by NeoMetal Threadless Ends

Ombre Trinity CZ Threadless End by NeoMetal

NEO-XTRN18-1.5-OM301
2 sizes
 5 cz colors
from $31.98
each