size_name	color_name	Select
W/Hexnuts	4 RS232 Port	View
W/Thumbscrews	4 RS232 Port	View
W/Thumbscrews	2 RS232 Port	View
W/Hexnuts	2 RS232 Port	View
W/Thumbscrews	7 RS232 Port	View
Prolific Chip W/Thumbscrews	4 RS232 Port	View