Sizes available： 

 
 
Model No. Dimension（mm）
D1 D2 L1 L2
H-215-1/2″ G1/2 G1/2 13.5 11
H-215-3/4″ G3/4 G3/4 13.5 14.5
H-215-1″ G1 G1 16.5 16
Sizes of our items are updated in no time, please let us know if you need other sizes.