The Blower Shop Supercharger Stud - XL - 7/16 in Thread - 3 in Long - Aluminum - Black Anodized - Blower Shop Superchargers - Pair-2591--Notes: X-Log Studs use w/ Blower Mounted Throttle Linkage Bracket State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO