Most of my cables have come from monoprice, including a 50ft coax sub cable. I had one end where if you tightened the fitting to tight, it would strip loose, so a little black electrical tape keeps it firm.

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85