Gap Measurements - Standard Cages

On this page, you can find the gap measurement for each combination of Standard Cobra cage, ring size, and ring style. For general information about ring sizes check-out our base ring size guide.

All gap measurements are rounded to the nearest mm.

We also have tables with our Narrow and Wide gap measurements.

Baby Cobra Cobra S Cobra R
Cobra N Cobra S+ Cobra R+
Cobra N+ Cobra BFG

Baby Cobra

Ring Size XD Standard Curved
0 5 mm 7 mm 13 mm
1 7 mm 9 mm 14 mm
2 9 mm 11 mm 16 mm
3 12 mm 13 mm 18 mm
4 15 mm 16 mm 20 mm
5 17 mm 19 mm 22 mm
6 20 mm 21 mm 25 mm
7 23 mm 24 mm 27 mm

(top)


Cobra N

Ring Size XD Standard Curved
0 5 mm 8 mm 13 mm
1 7 mm 9 mm 14 mm
2 9 mm 11 mm 16 mm
3 11 mm 13 mm 17 mm
4 14 mm 15 mm 20 mm
5 16 mm 18 mm 21 mm
6 19 mm 20 mm 24 mm
7 22 mm 23 mm 26 mm

(top)


Cobra N+

Ring Size XD Standard Curved
0 7 mm 9 mm 15 mm
1 7 mm 9 mm 15 mm
2 8 mm 10 mm 16 mm
3 9 mm 12 mm 17 mm
4 11 mm 13 mm 19 mm
5 14 mm 16 mm 20 mm
6 16 mm 18 mm 22 mm
7 19 mm 20 mm 25 mm

(top)


Cobra S, S+, R

Ring Size XD Standard Curved
0 7 mm 9 mm 15 mm
1 7 mm 9 mm 15 mm
2 7 mm 10 mm 15 mm
3 8 mm 10 mm 16 mm
4 10 mm 12 mm 18 mm
5 12 mm 14 mm 19 mm
6 14 mm 16 mm 21 mm
7 17 mm 18 mm 23 mm

(top)


Cobra R+

Ring Size XD Standard Curved
0 7 mm 9 mm 15 mm
1 7 mm 9 mm 15 mm
2 7 mm 9 mm 15 mm
3 8 mm 10 mm 16 mm
4 10 mm 12 mm 17 mm
5 12 mm 13 mm 19 mm
6 14 mm 15 mm 20 mm
7 16 mm 18 mm 22 mm

(top)


Cobra BFG

Ring Size XD Standard Curved
0 7 mm 9 mm 16 mm
1 7 mm 9 mm 15 mm
2 7 mm 9 mm 15 mm
3 8 mm 10 mm 16 mm
4 9 mm 11 mm 17 mm
5 11 mm 13 mm 18 mm
6 13 mm 15 mm 20 mm
7 16 mm 17 mm 22 mm

(top)