Adapt from your 4" FH box with a pin made to the connection of your choice, up to 5-1/2" FH. Choose Box or Pin and optional Wrench-Flats. Overall length is 16". 4145 HT Steel. 2.25" ID Bore.
Cross-Over Sub, 4" FH Pin
$750.00Price
Cross-Over subs are built to order. Please allow 2-3 days to ship, expedited rates available upon request.