The GSM HME Economy Trail Camera Holder features a compact low profile design 360 rotation 220 Vertical adjustment Supports cameras with 1/4" x 20 thread features camera locking knob for secure placement. Camera shown not included.Patent pending designScrews into any tree with a full 360 degrees of rotational adjustment and 220 degrees of vertical adjustmentScrew the trail camera onto the threaded end of the camera mount and rotate into desired position Screw the camera locking knob up and against the bottom of the camera to hold that positionContinue by loosening the 3/8" wing nut of the vertical adjustment and pivot camera into position and re-tighten wing nut