ADAPTER; TYPE: FIRE HOSE ADAPTER: NH X NH; ANGLE: STRAIGHT; TUBE EXTERNA L DIAMETER: 2-1/2 "; THREAD TYPE L1: 1 " NH; THREAD TYPE L2: 2-1/2 "NH MATERIAL: ALUMINUM X ALUMINUM; PRODUCT DETAILS TIGHTENING METHOD ROCKER LUG FITTING SHAPE STRAIGHT FITTING MOVEMENT RIGID FITTING MATERIAL ALUMINUM X ALUMINUM