Summit FasTrack Phone HolderSummit FasTrack Phone Holder Attaches to the sides or front of the FastTrack rail; Holds phone 2"" to 3 3 4"" wide; Adjustable telescopic arm raises and lowers phone; Angle adjustment knob; Holds phones vertically or horizontally Item Category Code: 4500 Product Group Code: 4500H Inactive: Yes Prop65 Applies: Yes Prop65 Cancer Harm: Yes Prop65 Chemical: Lead