Application
They can be applied to the automobile lift's groove and the groove size is 15.74 (length) * 1.93 (depth) inches. They can't be used if the groove size is smaller than the size. The following situations can also be used with simple retrofit: the groove length is 400+a mm, and you can put an iron square tube or wood batten (length: a mm; height: 50mm; width: equal to the lifting platform's width) in front of the wheel alignment turn plates; the groove depth is 50+b mm, and you can put an iron sheet (thickness: b mm; the other size is the same as the groove's size) under the wheel alignment turn plates.

Specifications
Color: Grey
Material: Magnesium-aluminum Alloy, Rubber, Nylon, Carbon Steel
Process: Die-casting Process
Loading-bearing Capacity (Single One): Greater Than 3T/6613 lbs
Suitable Groove's Size(Length*Depth): 400*50mm/15.74*1.96inch
Gross Weight: 15.8kg/34.83lbs
Single Net Weight: 4.3kg/9.48lbs
Single Product Size: 40*40*5cm/15.74*15.74*1.96inch
Package Size: 48*41.5*12cm/18.89*16.33*4.72inch

Package Included
2*Wheel Alignment Turn Plates
2*Transition Blocks
2*Thrust Pads
2 Pairs*Latches

Notes
Please try to avoid small particles entering the inner disk and they can't be washed with water. The compressed air is available for cleaning.
Please allow the slight color difference caused by the shooting light and the 1-3cm error due to manual measurement, and make sure you do not mind before ordering.