SR-4 SPRING BRAKE VALVE

SUPPLY & TRAILER PORTS= 1/4in P.T. DELIVERY PORTS (4)= 3/8in P.T. RESERVOIR PORT= 3/4in P.T. RESERVOIR PORTS= 1/4in P.T. EXHAUST PORT= 3/8in P.T.

**AFTER MARKET ITEM** REPLACES BEN 101112&MAK 745-101112