a recessed position in grating 12 and does not cause a trip hazard referring to fig2 leg 24 is attached at one end to saddle clip 16 and extends between bars 18 downwardly through grating 12 if desired saddle clip 16 and leg 24 can be constructed as an integral component such as by means of a stamping process a cross section of leg 24 is shown in fig4 it will thus be apparent that leg 24 extends downwardly from saddle clip 16 to a point below support 14 for purposes of illustration support 14 is shown as an angle iron however it will be understood that fastener 10 can be utilized with any suitable structure having a flanged portion for supporting grating 12 a foot 26 is slidably carried on leg 24 of fastener 10 foot 26 comprises a pair of side plates 28 which extend around leg 24 plates 30 and 32 are provided across the top and bottom edges respectively of side plates 28 to define a guideway for leg 24 a threaded member 34 interconnects saddle clip 16 and foot 26 if desired threaded member 34 can comprise a bolt lag screw or the like having its head 34a extending through the central flat portion of saddle clip 16 if desired a washer 36 can be provided between the head 34a.