Tube-Lock with Tube:
Tubing system that uses a brass retention ring for soft earmolds.
Available in 2 sizes and in packets of 10.

• Code 30281 Tube-Lock with Tube #13 Thick
  
• Code 30282 Tube-Lock with Tube #13 Super Thick
  

Tube-Lock without Tube:
Brass tube-lock for use with #13 Thick and #13 Super Thick tubing.
Sold in bags of 5.

• Code 30283 #13 Thick Compatible tube-lock
• Code 30284 #13 Super Thick Compatible tube-lock

Tube-Lock Tool:
An easy-to-use hand tool for installing tube-lock tubes in soft earmolds.