I think the most available is 1" over stock. I would suggest aluminum to save weight. The steel ones are in excess of 60lbs, while the Aluminum barely outweigh the stock skid. Personally I went with the Savvy skid and am very pleased with the product. I'm not familiar with the Rokmen skid but the UCF skid looks like it would get the job done just fine in aluminum.
May wanna look into genright I think they also have one too. Also savvy comes to mind but I'll let the guys who actually know chime in. I'm getting ready to be in the same boat as you. So I'm curious to
1993 Cherokee 4dr SE green, 4.0, Auto, HP30, 8.25, 3" lift 31" Goodyear Duratracs, Custom made front recovery bumper, Kenwood radio, 12" alpine type e subwoofer,alpine amplifier, Smittybilt xrc8 winch, tuff stuff portable winch receiver custom modified. 2002 Jeep Wrangler Sport 4.0, 5 speed, Dana 30 front, Dana 44 trac loc rear, Stock
I have a Rokmen and am very happy with it. It is heavy, but it is very well made. With proper sealing/paint rust should not be a problem. I painted mine with P.O.R. 15 and have had it on for several years. I touch it up with a spray can after wheeling trips and have yet to see any rust issues crop up.