Description:This is Xpress Execute Aluminum Rear One Piece Upper Clamp, genuine official replacement part from Xpress.Feature:For: Xpress Execute XQ1 XM1For: Xpress Execute XQ1S XM1S XQ2S DR1S need extra parts(XP-10131)Material: AluminumColor: Black/RedInclude:Aluminum Rear One Piece Upper Clamp (1 pc)