18U711 up for sale is a military truck double ended fluid passage bolt brake or hydraulic line , this measures about 29 inches long fitting to fitting , these fittings have a inner diameter of 0.549 inches through , x 0.555 wide the outer diameter is 0.943 inches , the rubber hose has a outer diameter of 0.558 inches , the fittings are marked 0118 0505 B 637 P/N 25 BAR W19 /10 CH SB . hose is marked Conti tch oln -9x3 nbr/cr 18/10/14 new part from our surplus warehouse can be used for many truck and brake applications , comes as shown in the photos ,