The caps of the replacement snaps included in the Replacement Snap Installation Kit for Extang Snap-On Tonneau Covers are indeed black. The kit also includes the required installation tool. view full answer...
Part 87571 and # 75679 are the same hitch. Hidden Hitch was a brand owned by the same company that has since dissolved, so the hitch labeled with the Draw-Tite sticker and number is now the part number for both. The brand name was the only difference so now they just all have the Draw-Tite sticker so if you have found a Hidden Hitch it is just old stock.
I've attached a video of the installation for you. view full answer...