1
Twist collar toward center of fitting.
![](/sites/default/files/styles/support_steps_images/public/insertion_1.png?itok=-SLO3nPU)
2
Slide dripline or tubing over exposed barbed fitting.
![](/sites/default/files/styles/support_steps_images/public/insertion_2.png?itok=eIB_LqtJ)
3
While holding tubing, twist collar to secure tubing.
![](/sites/default/files/styles/support_steps_images/public/insertion_3.png?itok=EzpGxwLN)
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