Recruits of Company E, 2nd Recruit Training Battalion, hold the legs of their fellow recruits and count the number of crunches each does during the inventory physical fitness test May 7 aboard Marine Corps Recruit Depot San Diego. The inventory PFT allows recruits to see where they stand in their physical performance before they run the final PFT the following week. - Recruits of Company E, 2nd Recruit Training Battalion, hold the legs of their fellow recruits and count the number of crunches each does during the inventory physical fitness test May 7 aboard Marine Corps Recruit Depot San Diego. The inventory PFT allows recruits to see where they stand in their physical performance before they run the final PFT the following week.