It is a kind of asymmetry cantilever have both central-axis type massage head group, system includes: an alcove accommodating space, the both sides asymmetry position of aforementioned alcove accommodating space sets up one of extension cantilever respectively, the top surface of two cantilevers sets at least one convex grain of massage, alcove accommodating space axis up projects a turntable, turntable top surface sets at least one convex grain of massage, and while so that its turntable is carried out rotary massage, what asymmetric cantilever was also swung rubs pressing massage.一種不對稱懸臂兼具中軸式按摩頭組，係包含有：一凹室容置空間，前述凹室容置空間之兩旁不對稱位置分別設往上延伸之一懸臂，兩懸臂之頂面設至少一按摩凸粒，凹室容置空間中軸往上突設一轉盤，前述轉盤頂面設至少一按摩凸粒，使其轉盤進行旋轉按摩的同時，不對稱的懸臂亦進行擺動的揉壓按摩。
