![](https://convum.co.jp/products/wp-content/uploads/pbtk.jpg)
Consisting of fitting, setting screw, suction cup.
φ10, 15
![](https://convum.co.jp/products/wp-content/uploads/PB-type-PBTK-YK_01.jpg)
Attach the cup directly to the fitting
φ20~50
![](https://convum.co.jp/products/wp-content/uploads/PB-type-PBTK-YK_02.jpg)
Attach the cup to the fitting with setting screw
φ75~150
Screw the fitting directly to the cup
![](https://convum.co.jp/products/wp-content/uploads/PB-type-PBTK-YK_03kiri-1.jpg)
φ75:
Screw the fitting
directly
into the female screw in the cup
φ110~150:
Mounting
by bolts
those are attached
to the fitting