Features: NNR150 and NNR150S optional; NNR150 Includes 1xCamera Long Board Clip;NNR150S Includes 1xCamera Long Board Clip and 1xQuick Release Plate; Easy to adjust the camera distance; Built-in high contrast bubble level ensures the accuracy of vertical or horizontal photography. Made of wear-resistant aluminum alloy, can be used for long term ; With scale lines,more convenient reference. Specifications: Material:Aluminium Alloy Option Type:NNR150,NNR150S Length:Approx.140mm/5.51in Note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: Package A:(A/B Optional) 1xCamera Long Board Clip (NNR150) Package B: 1xCamera Long Board Clip(NNR150S) 1xQuick Release Plate Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.