EX-4.1



 Exhibit 4.1 

NUMBER UNITS 
 SEE REVERSE FOR CERTAIN DEFINITIONS

 CUSIP [●] 
 PURE
ACQUISITION CORP. 
 UNITS CONSISTING OF ONE SHARE OF CLASS A COMMON STOCK 

AND ONE-HALF OF ONE WARRANT TO PURCHASE ONE SHARE OF 

CLASS A COMMON STOCK 
 THIS
CERTIFIES THAT                    is the owner of    Units. 

Each Unit (“Unit”) consists of one (1) share of Class A common stock, par value $0.0001 per share (“Common
Stock”), of Pure Acquisition Corp., a Delaware corporation (the “Company”), and one-half (1/2) of one warrant (each whole warrant, a “Warrant”).
Each whole Warrant entitles the holder to purchase one (1) share (subject to adjustment) of Common Stock for $11.50 per share (subject to adjustment). Each Warrant will become exercisable on the later of (i) thirty (30) days after the
Company’s completion of a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or other similar business combination with one or more businesses (each a “Business Combination”), or
(ii) twelve (12) months from the closing of the Company’s initial public offering, and will expire unless exercised before 5:00 p.m., New York City Time, on the date that is five (5) years after the date on which the Company completes
its initial Business Combination, or earlier upon redemption or liquidation (the “Expiration Date”). The Common Stock and Warrants comprising the Units represented by this certificate are not transferable separately prior
to            , 2018, unless Oppenheimer & Co. Inc. and EarlyBirdCapital, Inc. elect to allow earlier separate trading, subject to the Company’s filing of a Current Report on
Form 8-K with the Securities and Exchange Commission containing an audited balance sheet reflecting the Company’s receipt of the gross proceeds of the offering and issuing a press release announcing when
separate trading will begin. The terms of the Warrants are governed by a Warrant Agreement, dated as of            , 2018, 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 1 State Street, 30th Floor, 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. 

This certificate shall be governed by and construed in accordance with the internal laws of the State of New York. 








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 Witness the facsimile signature of its duly authorized officers. 

 

					
	  
 Secretary
	 		 	  
 Chief Executive
Officer










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 Pure Acquisition Corp. 

The Company will furnish without charge to each unitholder 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
 TEN ENT
–  as tenants by the entireties
	  	 UNIF GIFT MIN ACT -
            Custodian            

                          
              (Cust)                 (Minor)

		
	 JT TEN -      as joint tenants with right of

                     survivorship and not

                     as tenants in common
	  	 Under Uniform Gifts 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) 
 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 with 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.











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 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 








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 TO S.E.C. RULE 17Ad-15 (OR ANY SUCCESSOR RULE). 

In each case, as more fully described in the Company’s final prospectus
dated            , 2018, the holder(s) of this certificate shall be entitled to receive a pro-rata portion of certain funds held in the trust account
established in connection with the Company’s initial public offering only in the event that (i) the Company redeems the shares of Class A common stock sold in its initial public offering and liquidates because it does not consummate
an initial business combination by            , 2019, (ii) the Company redeems the shares of Class A common stock sold in its initial public offering in connection with a stockholder
vote to amend the Company’s amended and restated certificate of incorporation to modify the substance or timing of the Company’s obligation to redeem 100% of the Class A common stock if it does not consummate an initial business
combination by            , 2019, or (iii) if the holder(s) seek(s) to redeem for cash his, her or its respective shares of Class A common stock in connection with a tender offer
(or proxy solicitation, solely in the event the Company seeks stockholder approval of the proposed initial business combination) setting forth the details of a proposed initial business combination. In no other circumstances shall the holder(s) have
any right or interest of any kind in or to the trust account.