b2000mLayered-Composite Band with a Bold Look and Excellent Fit. A metal band with fine resin parts offers a bold look and an excellent fit. Metals parts are hollowed out using metal injection molding (MIM), making the MTG-B2000 roughlyDTC B2000, sometimes indicated as B200000, is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle body. B2000: B2000; B2000: CAN-LS system