Tail Boom Brace H60052AT for RC helicopter Align T-Rex 600. Included:Tail boom brace (Ø5x460mm) - 2 psc,Tail boom brace end - 4 psc,M3 special washer (Ø3xØ8x2mm) - 4 psc,Socket button head screw (M3x8mm) - 2 psc,Socket button head screw (M3x12mm) - 2 psc.