DW SMMG1 Mega-Clamp, 90 Degree Multi-Clamp, the DW SMMG1 Mega-Clamp 90 Degree Multi-Clamp is designed as a two-way "V"-"V" clamp, each side of the Mega-Clamp is a quick release "V" clamp and accommodates a 1/2" tom arm to 1-1/4" tubing, includes two memory locks,