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Size & Gauge Help

Size = Inside length or inside diameter.

Gauge = The thickness of the metal.

How to Measure for Size
Measure Inside Diameter on Rings and Circular Barbells Measure Inside Diameter on Rings and Circular Barbells Measure inside length in a Straight Line on Curved Barbells Measure inside length in on Straight Barbell or Labrets. Measure inside length in on Straight Barbell or Labrets.
Inside Diameter Inside Diameter Inside Length
in a Straight Line
Inside Length
Inside Length

 


 

Please note that sizes may not display accurately on your monitor.
Always use a household ruler to measure.



If unsure stop by a local Piercer to have them measure it for free for you.
 

Gauge Equivalents

Gauge Inches Millimeters
0000 .460 11.684
000 .410 10.404
00 .365 9.266
0 .325 8.26
2 .257 6.54
4 .204 5.19
6 .162 4.12
8 .128 3.26
10 .102 2.59
12 .081 2.05
14 .064 1.63
16 .051 1.29
18 .040 1.02
20 .032 .812



Size Equivalents

 

Inches Decimal inches Millimeters
3/16" .1875 4.8
1/4" .250 6.4
5/16" .3125 7.94
3/8" .375 9.5
7/16" .4375 11.11
1/2" .500 12.7
9/16" .5625 14.29
5/8" .625 15.9
11/16" .6875 17.46
3/4" .750 19.0
13/16" .8125 20.64
7/8" .875 22.2
15/16" .9375 23.81
1" 1.000 25.4
1-1/4" 1.25 31.75
1-5/16" 1.3125 33.34
1-3/8" 1.375 34.93
1-7/16" 1.4375 36.51
1-1/2" 1.5 38.1