Check the listing for details. Colson Caster-Hi-Tech Performa 6"x2" Flat Rubber Wheel/Encore 4x4.25 Frame Greas. Condition: New – Open box. Listed at 99.99 USD. There are none better !! Colson Hi-Tech Performa Rubber 6x2 flat wheel with Encore Galvanized Steel Frame with one grease bolt through bearing-These are our go to wheels for ALL of our castor needs 600lb (2400lbx4) rating ,that has been thoroughly job tested and will hold much more than that.great form Machines, Job Boxes,cabinets etc. The only fix wheel caster that we will use and so should you !! We ship fast,however we do not offer returns,refunds,credits,exchanges or warranty on this or any item we sell ,we are not a retail store. Exact shipping charge from our shop to your door 1/4" Steel Mounting plate7 1/2" total hieghtOne grease fittingeach wheel is just under 4 1/2 poundstop mounting plate is 4" x 4 1/2"Wheels are 6x2 flat wheels may have some surface scrapes and or dirt from our open bin storage....