Phoenix Style Sand FeetThe new sand feet are now fitted with knurled top knobs locked onto the threaded posts for leveling the rest. There are also knurled locking discs for locking your level adjustment in place. The bottom sand feet are of the proven Phoenix or bell shape to keep the feet tight should they settle a bit during shooting a string. The come in sets of three and work for both the Raptor and the new all aluminum T Rex bases.