ClarkDietrich EXTENDED FastClip Slide Clip deflection clips are used to attach exteriorcurtainwall studs to the building structure and provide for vertical building movement independent of the cold-formed steel framing. The clips are available in standard lengths of 6", 8", 10", and 12" and are ideal for medium to larger standoff conditions. EXTENDED FastClip deflection clips install quickly with screws, welds, or powder-actuated fasteners, and provide adjustable standoff to ensure a plumb wall plane. FastClipDeflection Screws are provided with each clip to ensure friction-free sliding