MAICO 490/250 82 FRAME CONVERTED TO TWINSHOCK 81 PROFFESIONALLY DONE BY B&D MOTORCYCLES BRIAN HEYES TO ANYBODY WHO KNOWS MAICOS WILL KNOW HE IS A WIZARD OF THE MAICO WORLD WAS FRESHLY DONE AND NEVER USED NEVER GOT ROUND TO BUILDING THE BIKE ALSO IN MY OTHER LISTINGS IS A GENUINE 81 SWINGING ARM WHICH ARE SO HARD TO FIND FOR MORE DETAILS PLEASE CALL OR EMAIL CHEERS NEIL