Sizes available：
 
Model No. Dimension（mm）
D1 D2 L H
HK-310-15 15 15 63.2 31.6
HK-310-22 22 22 71 36
HK-310-28 28 28 85.4 42.7
Sizes of our items are updated in no time, please let us know if you need other sizes.