Check the listing for details. Unity Spotlight Mount Kit for Flat Shaft U-8384-P Wedge Bushing and U-8385 Screw. Condition: New. Listed at 15.95 USD. Unity Spotlight Mount Kit for Flat Shaft U-8384-P Wedge Bushing and U-8385 Screw Genuine Unity Product from Self Stocking Distributor Click Here for our Whole Unity Stock Genuine Unity Spotlight parts.Includes 1x U-8384-P Wedge Bushing and 1x U-8385 Wedge Screw.Fits Unity spotlight with flat shaft tube.Used to secure handle to the shaft of a spotlight. Replacing Handle with Flat WedgeLook for Flat on Int. Tube, and take a mental note of its location.Gently slide the new handle assembly onto spotlight shaft while turning Grip to engage Gear Key with Rod Slot, and rotating handle assembly to engage Handle Housing Key with Outer Tube Notch.Rotate handle assembly to the position, where Flat on Wedge can engage with Flat on Int. Tube, to prepare for Wedge installation.Insert Wedge into handle housing with Flat on Wedge in alignment with Flat on Int. Tube, and wiggle handle assembly slightly about shaft while pushing Wedge with your thumb to engage Flat on Wedge with Flat on Int. Tube.Once Wedge is in place with the flats engaged, insert Wedge Screw and tighten it to 40 ± 5 in-lbs.Connect Lead Wire(s) to power supply.