Exhibit 4.1



 Exhibit 4.1 
  

			
	 NUMBER
	 	UNITS
	U-            	 	 

  

					
	     SEE REVERSE FOR
 CERTAIN DEFINITIONS
	  	CAPITOL ACQUISITION CORP.	  	

 CUSIP 14055E 203 
 UNITS CONSISTING OF ONE SHARE OF COMMON STOCK AND ONE WARRANT EACH TO PURCHASE ONE SHARE OF COMMON STOCK 
 THIS CERTIFIES THAT
                                        
is the owner of
                                       
 Units. 
 Each Unit (“Unit”) consists of one (1) share of common stock, par value $.0001 per share (“Common Stock”), of
Capitol Acquisition Corp., a Delaware corporation (the “Company”), and one warrant (the “Warrant(s)”). Each Warrant entitles the holder to purchase one (1) share of Common Stock for $7.50 per share (subject to adjustment).
Each Warrant will become exercisable on the later of (i) the Company’s completion of a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or other similar business combination and
(ii)             , 2008, and will expire unless exercised before 5:00 p.m., New York City Time, on
            , 2012, or earlier upon redemption (the “Expiration Date”). The Common Stock and Warrants comprising the Units represented by this certificate are not
transferable separately prior to             , 2007, subject to earlier separation in the discretion of Citigroup Global Markets Inc. The terms of the Warrants are governed by a
Warrant Agreement, dated as of             , 2007, between the Company and Continental Stock Transfer & Trust Company, as Warrant Agent, and are subject to the terms and
provisions contained therein, all of which terms and provisions the holder of this certificate consents to by acceptance hereof. Copies of the Warrant Agreement are on file at the office of the Warrant Agent at 17 Battery Place, New York, New York
10004, and are available to any Warrant holder on written request and without cost. 
 This certificate is not valid unless countersigned by
the Transfer Agent and Registrar of the Company. 
 Witness the facsimile seal of the Company and the facsimile signatures of its duly
authorized officers. 
  

							
	By	 	  
	  	

	  	  

		 	Chairman of the Board	  	  	Secretary








 Capitol Acquisition Corp. 
 The Company will furnish without charge to each stockholder who so requests, a statement of the powers, designations, preferences and relative,
participating, optional or other special rights of each class of stock or series thereof of the Company 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	 	UNIF GIFT MIN ACT -	 	  	 	Custodian	 	  
	TEN ENT –	 	as tenants by the entireties	 		 	(Cust)	 		 	(Minor)
	JT TEN –	 	as joint tenants with right of survivorship	 	under Uniform Gifts to Minors
		 	and not as tenants in common	 		 	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) 
  

  


			
	  	 	Units

 represented by the within Certificate, and do hereby irrevocably constitute and appoint 

			
	  	 	Attorney

 to transfer the said Units on the books of the within named Company will full power of substitution in the
premises. 
 Dated                     

  

			
	  

	Notice:	 	The signature to this assignment must correspond with the name 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) SHOULD 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).