Vintage BMX Bicycle Chain Guard Black Steel MX Moto Chain Cover Old School 1970s Vintage BMX bicycle chain guard in black with white MX graphics along the outer face. Weight: 350 g as shown on the digital scale in the photos. Used vintage BMX chain guard with overall finish wear from prior use. Steel body has scratches, scuffs and small edge nicks, and the MX graphics show rub wear, discoloration and chips. Underside has accumulated dirt and grime. Metal mounting brackets have paint loss and surface rust but are intact. Mounting tabs present; mounting bolts or other hardware are not included.