The UFC Vegas 56 main event fighters, No. 7 ranked heavyweight Alexander Volkov and No. 8 ranked Jairzinho Rozenstruik officially weighed in on Friday. The main event fighters were the last to step on the scales during the official weigh-in. Rozenstruik weighed in at 259 pounds while Volkov tipped the scales at 256.5. See how the looked during the weigh-ins at the UFC Apex in Las Vegas.