Valve is compatible with Halkey Roberts* type devices
If multiple quantities are needed please contact Customer Service at firstname.lastname@example.org.
*Halkey Roberts® is a registered trademark of Halkey Roberts Corporation. Airhead Sports Group’s use of this trademark does not indicate any relationship, sponsorship, or endorsement between Airhead Sports Group and Halkey Roberts Corporation. Any references by Airhead Sports Group to this trademark is merely to identify and illustrate the compatibility of those corresponding products with Airhead Sports Group’s products and shall be considered classic fair use and nominative fair use under trademark law.