OBDStar BENZFBS3Kit For X300 Classic G3 Supports Reading Resetting Programming Keys Punchdown Tools Finish: Silver Finish: Silver The 310 P features an oversized knob and will work on all devices that accept a flat tailpiece and with a turning radius of 90 degrees or less Usage Diagram: Model Chassis A Class W169 B Class W246 C Class W204 C Class W209 C Class W203 CL Class W216 CL Class W215 CLK Class W209 CLS Class W218 CLS Class W207 CLS Class W210 E Class W212 E Class W211 G Class W463 G Class W463 GL Class W166 GL Class W164 GLK Class W204 GLK Class W208 GLS Class W166 ML Class W164 S Class W221 S Class W220 SLC Class W197 SLK Class W172 SLS Class W197