https://www.fixtureworks.com/store/pc/push-clamps-one-touch-cam-qlcp-s246.htm
Push Clamps - One-Touch - Cam (QLCP) - Fixtureworks
Push Clamps - One-Touch - Cam (QLCP). These low profile cam push clamps are activated by turning the cam handle which extends the piston for fast accurate...
one touchpushclampscam