EMPI. Fits all split window bus, and bay window bus to 1979 WITHOUT poptop (westfalia top). All steel roof rack, powdercoated silver. It is a one piece unit except for the 6 adjustable width mounting arms that slide into larger tubes. Brackets for mounting supplied. Minimum width between drip rail mounting points 47", max width between drip rail mounting points 61". *THIS ITEM IS TOO LARGE TO SHIP* Pickup in store only.