THIS CLAMP GOES ON THE FRONT OF THE LONG LARGE MUFFLER HEAT SHIELD TO HOLD IT TO THE HEADER PIPE 41G @ *HEX_BOLT_6x20 92101-06020-0A 1/20A (B81J)THIS IS AN OEM HEX BOLT 6 x 20. MOST OEM KICK ARMS WILL WORK FOR FRONT FENDER OF ATC70 ATC90 ATC110 AND OTHERS B81J