Empi 17-2618 Steel Coupler For Steering Shaft Or Rack & Pinion. Pinch Style / Weld On 3/4" 36 Splined Type: Pinch Style Allen Lock Screw Length: 2" Inside Finish: 3/4" 36 Splined On Both Ends Note: Generally Used For Steering And Shift Rod Linkage Configuration. Sold As Each