Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the reference to our firm under the caption “Experts” and to the use of our report dated March 9, 2007, in Amendment No. 1 to the Registration Statement (Form S-4 No. 333-142692) and related Prospectus of Altra Industrial Motion, Inc. for the registration of the 9% Senior Secured Notes due 2011.

/s/ Ernst & Young LLP

Boston, Massachusetts
August 7, 2007