ISR Series - SuperGlide - 16K - 2700Product Description: Now there's a SuperGlide for everyone! PullRite proudly introduces its new SuperGlide fifth wheel hitch that fits "industry standard" base rails! Are you tired of the "bump and clunk" of your old fifth wheel hitch? Are you one of the many disappointed RV'ers who have discovered the hassles of making turns with the "old school" manual slider? Now you can replace your foreign made manual slide hitch with an all American made