Stop Collars Series
IRI’s stop collars are compatible with our centralizers, offer excellent holding force, and available in different designs to meet your well applications. The stop collars offer shallow lead-in angles or can be ordered in “B” models with a bevel on the leading edge.

Latch-On Stop Collars
Meets or exceeds API 10D Specification

Slip-On Stop Collars
Meets or exceeds API 10D Specification