Exhibit 4.15

RC

COMMON STOCK

REXNORD CORPORATION

COMMON STOCK

SEE REVERSE FOR CERTAIN DEFINITIONS

INCORPORATED UNDER THE LAWS OF THE STATE OF DELAWARE

CUSIP 76169B 10 2

THIS CERTIFIES THAT

IS THE RECORD HOLDER OF

FULLY PAID AND NON-ASSESSABLE SHARES OF COMMON STOCK, PAR VALUE $.01 PER SHARE, OF

REXNORD CORPORATION

transferable on the books of the Corporation in person or by duly authorized attorney upon surrender of this Certificate properly endorsed. This Certificate is not valid unless countersigned by the Transfer Agent and registered by the Registrar.

Witness the facsimile seal of the Corporation and the facsimile signatures of its duly authorized officers.

Dated:

SECRETARY

PRESIDENT AND CHIEF EXECUTIVE OFFICER

AUTHORIZED SIGNATURE

BY

TRANSFER AGENT

AND REGISTRAR

COUNTERSIGNED AND REGISTERED:

AMERICAN STOCK TRANSFER TRUST& COMPANY, LLC

(New York, NY)

ABnote North America 711 ARMSTRONG LANE

COLUMBIA, TENNESSEE 38401 (931) 388-3003

SALES: HOLLY GRONER 931-490-7660

PROOF OF:AUGUST 18, 2011

REXNORD CORPORATION

WO 4053 FC

OPERATOR: tg

REV

COLORS SELECTED FOR PRINTING: Logo prints PMS 2757 blue. Intaglio prints in SC-6 light blue.

COLOR: This proof was printed from a digital file or artwork on a graphics quality, color laser printer. It is a good representation of the color as it will appear on the final product. However, it is not an exact color rendition, and the final printed product may appear slightly different from the proof due to the difference between the dyes and printing ink.

PLEASE INITIAL THE APPROPRIATE SELECTION FOR THIS PROOF: OK AS IS OK WITH CHANGES MAKE CHANGES AND SEND ANOTHER PROOF

THE CORPORATION HAS AUTHORIZED MORE THAN ONE CLASS OF STOCK. THE CORPORATION WILL FURNISH WITHOUT CHARGE TO ANY STOCKHOLDER UPON WRITTEN REQUEST INFORMATION AS TO THE POWERS, DESIGNATIONS, PREFERENCES AND RELATIVE, PARTICIPATING, OPTIONAL OR OTHER SPECIAL RIGHTS OF EACH CLASS OF STOCK OR SERIES THEREOF AND THE QUALIFICATIONS, LIMITATIONS OR RESTRICTIONS OF SUCH PREFERENCES AND/OR RIGHTS.

The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out in full according to applicable laws or regulations:

TEN COM – as tenants in common

TEN ENT – as tenants by the entireties

JT TEN – as joint tenants with right of

survivorship and not as tenants

in common

UNIF GIFT MIN ACT–..........................Custodian

(Cust) (Minor)

under Uniform Gifts to Minors Act

(State)

UNIF TRF MIN ACT–..................Custodian (until age...................)

(Cust)

............................. under Uniform Transfers

(Minor)

to Minors Act

(State)

Additional abbreviations may also be used though not in the above list.

For value received,

hereby sell, assign and transfer unto

PLEASE INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER OF ASSIGNEE

(PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE)

shares of the common stock represented by the within Certificate, and do hereby irrevocably constitute and appoint

Attorney to transfer the said stock on the books of the within named Corporation with full power of substitution in the premises.

Dated

THE SIGNATURE(S) TO THIS ASSIGNMENT MUST CORRESPOND WITH NOTICE: THE NAME(S) AS WRITTEN UPON THE FACE OF THE CERTIFICATE, IN

EVERY PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT, OR ANY CHANGE WHATEVER.

SIGNATURE(S) GUARANTEED:

THE SIGNATURE(S) MUST BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND LOAN ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION PROGRAM), PURSUANT TO S.E.C. RULE 17Ad-15.