Grommet Lock™

Designed with pediatric patients in mind, the Grommet Lock is simple, lightweight and durable for use with upper and lower extremity. Just like our adult locks, it has multiple connector options for fabrication of a lower extremity prosthetic.

  •  Pediatric only
  •  Lightweight, durable plastic
  •  Water-resistant
  •  Can be used in upper and lower extremity prosthetics
  •  Three thread options for any liner type
  •  Weight limit of 100 lbs

CD104 |  Grommet Lock™ 

Weight w/Connector:  24 grams

Dimension:  1″ Diameter

Weight Limit:  100 lbs

Build Height:  Max of 1 3/8″

Amputation Type:  BK, UE

Activity Level:  Any

Pins are sold separately


We recommend using the Small Air-Lock vs. the Grommet when space is available for enhanced suspension.

Which pin to choose?

The two part pin has been our standard for years. The solid brass pin has fewer noise issues and a higher pull strength. The thread is determined by which liner you choose.


CD103PFF  |  Pediatric Fast Four Connector

Pediatric 4-hole connector that keys directly onto center of lock. 100 lb weight limit.

CD103PAF  |  Pediatric Alignable Connector

Can be used to offset the connector by up to 0.25″. 100 lb weight limit

Billing Information

Recommended Codes

L5671   Addition to lower extremity, Below Knee/Above Knee suspension locking mechanism (shuttle, lanyard or equal), excludes socket insert.

For more information on billing the Air-Lock and on our socket pressure study between airtight and tradition pins contact Coyote Design.

The listing of codes with our products should not be construed as a guarantee for coverage or payment.

The ultimate responsibility for the coding of services/products rests with the individual practitioner.

Coyote’s Small Air-Lock and Medium Air-Lock can also be used for pediatric prosthetics.

Our prosthetic locks are sand, mud and water-resistant which is a great attribute for prosthetics for children.

Let kids be kids.

“I really like the Grommet Lock, it’s a great lock and I appreciate you on-line educational videos, they are put together great and really helpful.  I will keep using your products, thank you!”

– Jerry H. CPO