This Aluminum Folding Motorcycle Loading Ramp Is Designed For Single-Track Loading-Ideal For Moving A Dirtbike (Dirt Bike) Into Pickup Trucks And Many Trailer Setups. The Ramp Measures 89 X 12 And Folds Down To 44.5 For Easier Storage In A Truck Bed, Garage, Or Shed. Why Crossbar Rungs The Crossbar Rungs Create An Open, Grippy Surface That Supports Tire Traction During Loading And Unloading, While Helping Reduce Surface Buildup In Messy Conditions. Check Fit Before You Buy Usable Width: About 11 Between Side Rails (12 Overall) Recommended Tire Tread Width: Up To 10.5 Angle Reference (89 Ramp): 24 16, 30 20, 36 24 Capacity & Use Notes 750 Lb Per Ramp (When The Load Is Properly Distributed) Best Practice: Strap The Ramp In Place, Load On A Firm, Level Surface, Keep The Wheel Centered, And Move Slowly. Not For 4-Wheel Equipment A Single Ramp Is Typically Not Recommended For Atvs Or Other 4-Wheel Equipment. Use A Pair Of Ramps And Match Wheel Spacing. Whats Included 1 Ramp 1 Load Strap User Guide