To commemorate the the 2014 Tour of California’s women’s circuit race, Ritte is auctioning off a one-of-a-kind Bosberg size small (53cm TT, 44cm ST). All proceeds from the auction will go to the Women’s Cycling Association. Get your bid in now because the auction will only the length of the ATOC: Sunday, May 11th – May 18th.

Head over to eBay to bid and check out more photos below.