3-42mm Ride Height Gauge TT-097 This product is manufactured from aluminum alloy, with a black appearance and delightful white laser scale, and beautiful appearance The incorporated rubber ring of the adjustment button can effectively quit the other loosening. The measuring differ of this product is from 3mm to 42mm, with a wide range, suitable for the current modern flat street vehicles, off-road automobiles and trucks. Colour:Black Material:Aluminum alloy Package Contents: 1x Adjustable for RC car Ruler Only the above equipment content, other merchandise aren't included. Note: Light mirrored image and assorted reveals could cause the color of the item within the picture slightly different from the real thing. The measurement allowed error is +/- 1-3cm.