It''s never been easier to add a card reader to a POS station, making this a simple solution for pop-up shops, retail locations, outdoor markets, or any place you need a convenient pay station. This holder attaches easily to the back of any VESA-compatible 75 x 75 or 100 x 100-millimeter device case with the included set of hardware. This solution is perfect for environments that need a fixed card reader that can be compact but also in a fixed location on the kiosk. The sturdy bracket securely cradles virtually every standard card reader - and holds tight - even during your busiest sales periods. Simply loosen the screws, adjust for a perfect fit, and tighten to lock in place. Sturdy metal bracket VESA-compatible 75 x 75 and 100 x 100-millimeter mounting plate Card Reader bracket adjusts to devices from 2-3/8" to 4" Arm length adjustment from center of VESA to inside edge of card reader bracket: 4" to 6-1/4"