tool merritt trifecta multi tool blackThe compact, pocket sized Merritt Trifecta multi tool is the perfect solution for common bicycle repairs. It comes with a 17mm socket and 6mm and 8mm Allen keys, neatly packaged in one set so you won't lose any parts. Hook and loop straps are included for convenient attachment to the bike frame. Product features: Features: 17mm socket, 6mm and 8mm Allen keys Construction: One piece, no loose parts Attachment: Velcro straps for attaching to the frame