The roller track-type rak diwangun ku roller track, roller, kolom tegak, cross beam, dasi rod, slide rail, roller tabel sarta sababaraha komponén alat pelindung, conveying barang ti luhur tungtung ka low tungtung ngaliwatan rollers kalawan béda jangkungna tangtu. , sarta nyieun barang geser ku gravitasi sorangan, ku kituna pikeun ngahontal "first in first out (FIFO)" operasi.