The athletes competing on Saturday’s UFC Vegas 57 fight card will officially weigh-in on Friday morning at the UFC Apex in Las Vegas.

The event is headlined by a bout between two streaking lightweights Arman Tsarukyan (18-2) and Mateusz Gamrot (20-1, 1 NC).

UFC Vegas 57 Official Weigh-in Results

MAIN CARD (ESPN/ESPN+, 10 p.m. ET)

• Arman Tsarukyan (156) vs. Mateusz Gamrot (156)
• Neil Magny (171) vs. Shavkat Rakhmonov (170.5)
• Alan Baudot (253) vs. Josh Parisian (265.5)
• Christos Giagos (156) vs. Thiago Moises (155.5)
• Nate Maness (135) vs. Umar Nurmagomedov (136)
• Chris Curtis (185.5) vs. Rodolfo Vieira (185)

PRELIMINARY CARD (ESPN2/ESPN+, 7:30 p.m. ET)

• Tafon Nchukwi (206) vs. Carlos Ulberg (204.5)
• TJ Brown (145.5) vs. Shayilan Nuerdanbieke (146)
• Sergey Morozov (136) vs. Raulian Paiva (136)
• JP Buys (126) vs. Cody Durden (126)
• Mario Bautista (135.5) vs. Brian Kelleher (135.5)
• Vanessa Demopoulos (115.5) vs. Jinh Yu Frey (115.5)