mmaBay eBay sales roundup (Sept. 17): Tito Ortiz + Jenna Jameson signed photo (less than $6!), plus 4 inches of Tito

Sports collectibles like trading cards, autographs and other memorabilia have been big business for decades .

From signed Bellator gloves and UFC posters to fight-worn gear, just about any MMA collectible fans are looking for has popped up for sale.

Here’s a look at some of the priciest MMA collectibles sold on eBay in the past week .