Feeder clamp for RG8 with rubber and 1/2"feeder cable Used in microwave and mobile systems This is our triple feeder clamp, one way for 1/2" feeder cable, two others for RG8 with rubber , made of steel or stainless steel ,it can hold 1/2" feeder cable and 7mm cable. We can supply clamps for 1/2" , 7/8" , 1 1/4" and 1 5/8" feeder cable . Feeder clamp 1/2"+Optical 3 in 1