Angle range: -60 °~+60 ° Quick positioning angle: -60 °, -45 °, -22.5 °, 0 °,+22.5 °,+45 °,+60 ° Screw size: 6mm (M6) Standard Location Size: Width 3/4inch(19mm), Thick 3/8inch(9.5mm) Fit for 30mm/45mm T-track Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Black Material:Aluminum alloy Package Contents: 1 x Table Saw Miter Gauge Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.