United Pacific Chrome Daytona Spike Gearshift Knob With Mounting Adaptor Chrome "Daytona" Spike Gearshift Knob, Horizontal Mount, CNC Machined Grip Fits 13/15/18 Speed Gearshift Knob Mounting Adaptor (UP Item # 70600B),"Daytona" Spike Grip (UP Item # 70601B) Available Separately *Patent Pending* Satisfaction Guaranteed