Use this size chart to choose the most appropriate size for your Aqualung BCD. Please contact us if you have any questions or require further assistance with sizing.
Axiom i3 BCD
Size |
Height (ft/in) |
Weight (lbs) |
Waist (in) |
Over the Shoulder (in) |
Total Weight (lbs/kg) |
Releaseable Weight (lbs/kg) |
Lift (lbs) |
Lift (N) |
XS |
5'0" - 5’5" |
100 - 125 |
30 - 42 |
33 - 41 |
30 / 13.5 |
20 / 9 |
31 |
130 |
S |
5’2" - 5’7" |
120 - 155 |
30 - 42 |
37 - 45 |
30 / 13.5 |
20 / 9 |
31 |
130 |
M |
5’7" - 5’10" |
150 - 165 |
33 - 45 |
40 - 48 |
30 / 13.5 |
20 / 9 |
36 |
160 |
ML |
5’10" - 6’0" |
160 - 190 |
35 - 47 |
42 - 50 |
30 / 13.5 |
20 / 9 |
41 |
180 |
L |
6’0" - 6’2" |
180 - 210 |
38 - 50 |
44 - 52 |
40 / 18 |
30 / 13.5 |
44 |
190 |
XL |
6’2" - 6’5" |
195 - 240 |
41 - 53 |
46 - 54 |
40 / 18 |
30 / 13.5 |
47 |
200 |
XXL |
6’2" - 6’5" |
230 - 270 |
44 - 56 |
46 - 54 |
40 / 18 |
30 / 13.5 |
54 |
230 |
Size |
Height (ft/in) |
Weight (lbs) |
Waist (in) |
Over the Shoulder (in) |
Total Weight (lbs/kg) |
Releaseable Weight (lbs/kg) |
Lift (lbs) |
Lift (N) |
XS |
5'0" - 5’5" |
100 - 125 |
30 - 42 |
33 - 41 |
30 / 13.5 |
20 / 9 |
27 |
120 |
S |
5’2" - 5’7" |
120 - 155 |
30 - 42 |
37 - 45 |
30 / 13.5 |
20 / 9 |
27 |
120 |
M |
5’7" - 5’10" |
150 - 165 |
33 - 45 |
40 - 48 |
30 / 13.5 |
20 / 9 |
35 |
150 |
ML |
5’10" - 6’0" |
160 - 190 |
35 - 47 |
42 - 50 |
30 / 13.5 |
20 / 9 |
38 |
160 |
L |
6’0" - 6’2" |
180 - 210 |
38 - 50 |
44 - 52 |
40 / 18 |
30 / 13.5 |
39 |
170 |
XL |
6’2" - 6’5" |
195 - 240 |
41 - 53 |
46 - 54 |
40 / 18 |
30 / 13.5 |
43 |
190 |
XXL |
6’2" - 6’5" |
230 - 270 |
44 - 56 |
46 - 54 |
40 / 18 |
30 / 13.5 |
48 |
210 |
Size |
Height (ft/in) |
Weight (lbs) |
Waist (in) |
Over the Shoulder (in) |
Total Weight (lbs/kg) |
Releaseable Weight (lbs/kg) |
Lift (lbs) |
Lift (N) |
S |
4’8" - 5’7" |
90 - 155 |
29 - 43 |
33 - 42 |
20 / 9 (optional) |
20 / 9 (optional) |
25 |
110 |
M |
5’7" - 6’0" |
150 - 210 |
32 - 48 |
40 - 49 |
20 / 9 (optional) |
20 / 9 (optional) |
25 |
110 |
L |
5’10" - 6’5" |
200 - 270 |
42 - 58 |
44 - 53 |
20 / 9 (optional) |
20 / 9 (optional) |
25 |
110 |
Size |
Height (ft/in) |
Weight (lbs) |
Waist (in) |
Over the Shoulder (in) |
Total Weight (lbs/kg) |
Releaseable Weight (lbs/kg) |
Lift (lbs) |
Lift (N) |
XS |
4’8" - 5’5" |
90 - 125 |
25 - 37 |
32 - 38 |
20 / 9 |
20 / 9 |
23 |
100 |
S |
5’2" - 5’7" |
120 - 154 |
27 - 42 |
33 - 39 |
26 / 12 |
20 / 9 |
28 |
120 |
M |
5’5" - 5’10" |
135 - 180 |
30 - 45 |
35 - 41 |
30 / 13.5 |
20 / 9 |
32 |
140 |
ML |
5’7" - 6’0"+ |
175 - 210 |
35 - 50 |
35 - 41 |
30 / 13.5 |
20 / 9 |
44 |
190 |
Size |
Height (ft/in) |
Weight (lbs) |
Waist (in) |
Over the Shoulder (in) |
Total Weight (lbs/kg) |
Releaseable Weight (lbs/kg) |
Lift (lbs) |
Lift (N) |
XS |
5'0" - 5’5" |
100 - 125 |
25 - 37 |
32 - 38 |
30 / 13.5 |
20 / 9 |
24 |
110 |
S |
5’2" - 5’7" |
120 - 155 |
27 - 42 |
34 - 40 |
30 / 13.5 |
20 / 9 |
27 |
120 |
M |
5’7" - 5’10" |
150 - 165 |
30 - 45 |
39 - 45 |
30 / 13.5 |
20 / 9 |
29 |
120 |
ML |
5’10" - 6’0" |
160 - 190 |
32 - 47 |
41 - 47 |
30 / 13.5 |
20 / 9 |
33 |
140 |
L |
6’0" - 6’2" |
180 - 210 |
35 - 50 |
43 - 49 |
40 / 18 |
30 / 13.5 |
44 |
190 |
XL |
6’2" - 6’5" |
195 - 240 |
37 - 52 |
45 - 51 |
40 / 18 |
30 / 13.5 |
55 |
240 |
Size |
Height (ft/in) |
Weight (lbs) |
Waist (in) |
Over the Shoulder (in) |
Total Weight (lbs/kg) |
Releaseable Weight (lbs/kg) |
Lift (lbs) |
Lift (N) |
XXS |
4’8" - 5’4" |
90 - 125 |
26 - 38 |
32 - 38 |
30 / 13.5 |
20 / 9 |
22 |
100 |
XS/SM |
5’2" - 5’7" |
110 - 145 |
30 - 42 |
33 - 39 |
30 / 13.5 |
20 / 9 |
28 |
120 |
MD |
5’5" - 5’10" |
140 - 165 |
33 - 45 |
35 - 41 |
30 / 13.5 |
20 / 9 |
32 |
140 |
ML |
5’10" - 6’0"+ |
160 - 190 |
38 - 50 |
35 - 41 |
30 / 13.5 |
20 / 9 |
42 |
180 |
Wave BCD
Size |
Height (ft/in) |
Weight (lbs) |
Waist (in) |
Over the Shoulder (in) |
Total Weight (lbs/kg) |
Releaseable Weight (lbs/kg) |
Lift (lbs) |
Lift (N) |
3XS |
- |
- |
24 - 36 |
25 - 31 |
N/A |
N/A |
18 |
80 |
2XS |
- |
- |
24 - 36 |
32 - 38 |
N/A |
N/A |
18 |
80 |
XS |
5’0-5’5” |
100 - 125 |
25 - 37 |
32 - 38 |
N/A |
N/A |
24 |
110 |
S |
5’2”-5’7” |
120 - 155 |
27 - 42 |
34 - 40 |
N/A |
N/A |
27 |
120 |
M |
5’7”-5’10” |
150 - 165 |
30 - 45 |
39 - 45 |
N/A |
N/A |
29 |
120 |
ML |
5’10”-6’0” |
160 - 190 |
32 - 47 |
41 - 47 |
N/A |
N/A |
33 |
140 |
L |
6’0”-6’2” |
180 - 210 |
35 - 50 |
43 - 49 |
N/A |
N/A |
44 |
190 |
XL |
6’2”-6’5” |
195 - 240 |
37 - 52 |
45 - 51 |
N/A |
N/A |
55 |
240 |
Size |
Height (ft/in) |
Weight (lbs) |
Waist (in) |
Over the Shoulder (in) |
Total Weight (lbs/kg) |
Releaseable Weight (lbs/kg) |
Lift (lbs) |
Lift (N) |
XXS/XS |
4’8" - 5’5" |
90 - 125 |
26 - 43 |
32 - 44 |
20 / 9 |
20 / 9 |
22 |
90 |
SM/M |
5’2" - 5’10" |
120 - 165 |
28 - 45 |
36 - 48 |
20 / 9 |
20 / 9 |
22 |
90 |
ML/L |
5’10" - 6'2" |
160 - 210 |
33 - 50 |
39 - 51 |
20 / 9 |
20 / 9 |
34 |
150 |
XL/XXL |
6’2" - 6’5" |
195 - 270 |
39 - 56 |
42 - 54 |
20 / 9 |
20 / 9 |
34 |
150 |